| // |
| // Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| |
| // Texture.cpp: Implements the gl::Texture class and its derived classes |
| // Texture2D and TextureCubeMap. Implements GL texture objects and related |
| // functionality. [OpenGL ES 2.0.24] section 3.7 page 63. |
| |
| #include "libGLESv2/Texture.h" |
| |
| #include <d3dx9tex.h> |
| |
| #include <algorithm> |
| |
| #include "common/debug.h" |
| |
| #include "libGLESv2/main.h" |
| #include "libGLESv2/mathutil.h" |
| #include "libGLESv2/utilities.h" |
| #include "libGLESv2/Blit.h" |
| |
| namespace gl |
| { |
| |
| Texture::Image::Image() |
| : width(0), height(0), dirty(false), surface(NULL), format(GL_NONE) |
| { |
| } |
| |
| Texture::Image::~Image() |
| { |
| if (surface) surface->Release(); |
| } |
| |
| Texture::Texture(GLuint id) : RefCountObject(id) |
| { |
| mMinFilter = GL_NEAREST_MIPMAP_LINEAR; |
| mMagFilter = GL_LINEAR; |
| mWrapS = GL_REPEAT; |
| mWrapT = GL_REPEAT; |
| |
| mWidth = 0; |
| mHeight = 0; |
| |
| mDirtyMetaData = true; |
| mDirty = true; |
| mIsRenderable = false; |
| mType = GL_UNSIGNED_BYTE; |
| mBaseTexture = NULL; |
| } |
| |
| Texture::~Texture() |
| { |
| } |
| |
| Blit *Texture::getBlitter() |
| { |
| Context *context = getContext(); |
| return context->getBlitter(); |
| } |
| |
| // Returns true on successful filter state update (valid enum parameter) |
| bool Texture::setMinFilter(GLenum filter) |
| { |
| switch (filter) |
| { |
| case GL_NEAREST: |
| case GL_LINEAR: |
| case GL_NEAREST_MIPMAP_NEAREST: |
| case GL_LINEAR_MIPMAP_NEAREST: |
| case GL_NEAREST_MIPMAP_LINEAR: |
| case GL_LINEAR_MIPMAP_LINEAR: |
| { |
| if (mMinFilter != filter) |
| { |
| mMinFilter = filter; |
| mDirty = true; |
| } |
| return true; |
| } |
| default: |
| return false; |
| } |
| } |
| |
| // Returns true on successful filter state update (valid enum parameter) |
| bool Texture::setMagFilter(GLenum filter) |
| { |
| switch (filter) |
| { |
| case GL_NEAREST: |
| case GL_LINEAR: |
| { |
| if (mMagFilter != filter) |
| { |
| mMagFilter = filter; |
| mDirty = true; |
| } |
| return true; |
| } |
| default: |
| return false; |
| } |
| } |
| |
| // Returns true on successful wrap state update (valid enum parameter) |
| bool Texture::setWrapS(GLenum wrap) |
| { |
| switch (wrap) |
| { |
| case GL_REPEAT: |
| case GL_CLAMP_TO_EDGE: |
| case GL_MIRRORED_REPEAT: |
| { |
| if (mWrapS != wrap) |
| { |
| mWrapS = wrap; |
| mDirty = true; |
| } |
| return true; |
| } |
| default: |
| return false; |
| } |
| } |
| |
| // Returns true on successful wrap state update (valid enum parameter) |
| bool Texture::setWrapT(GLenum wrap) |
| { |
| switch (wrap) |
| { |
| case GL_REPEAT: |
| case GL_CLAMP_TO_EDGE: |
| case GL_MIRRORED_REPEAT: |
| { |
| if (mWrapT != wrap) |
| { |
| mWrapT = wrap; |
| mDirty = true; |
| } |
| return true; |
| } |
| default: |
| return false; |
| } |
| } |
| |
| GLenum Texture::getMinFilter() const |
| { |
| return mMinFilter; |
| } |
| |
| GLenum Texture::getMagFilter() const |
| { |
| return mMagFilter; |
| } |
| |
| GLenum Texture::getWrapS() const |
| { |
| return mWrapS; |
| } |
| |
| GLenum Texture::getWrapT() const |
| { |
| return mWrapT; |
| } |
| |
| GLuint Texture::getWidth() const |
| { |
| return mWidth; |
| } |
| |
| GLuint Texture::getHeight() const |
| { |
| return mHeight; |
| } |
| |
| bool Texture::isFloatingPoint() const |
| { |
| return (mType == GL_FLOAT || mType == GL_HALF_FLOAT_OES); |
| } |
| |
| bool Texture::isRenderableFormat() const |
| { |
| D3DFORMAT format = getD3DFormat(); |
| |
| switch(format) |
| { |
| case D3DFMT_L8: |
| case D3DFMT_A8L8: |
| case D3DFMT_DXT1: |
| return false; |
| case D3DFMT_A8R8G8B8: |
| case D3DFMT_X8R8G8B8: |
| case D3DFMT_A16B16G16R16F: |
| case D3DFMT_A32B32G32R32F: |
| return true; |
| default: |
| UNREACHABLE(); |
| } |
| |
| return false; |
| } |
| |
| // Selects an internal Direct3D 9 format for storing an Image |
| D3DFORMAT Texture::selectFormat(GLenum format, GLenum type) |
| { |
| if (format == GL_COMPRESSED_RGB_S3TC_DXT1_EXT || |
| format == GL_COMPRESSED_RGBA_S3TC_DXT1_EXT) |
| { |
| return D3DFMT_DXT1; |
| } |
| else if (type == GL_FLOAT) |
| { |
| return D3DFMT_A32B32G32R32F; |
| } |
| else if (type == GL_HALF_FLOAT_OES) |
| { |
| return D3DFMT_A16B16G16R16F; |
| } |
| else if (type == GL_UNSIGNED_BYTE) |
| { |
| if (format == GL_LUMINANCE && getContext()->supportsLuminanceTextures()) |
| { |
| return D3DFMT_L8; |
| } |
| else if (format == GL_LUMINANCE_ALPHA && getContext()->supportsLuminanceAlphaTextures()) |
| { |
| return D3DFMT_A8L8; |
| } |
| else if (format == GL_RGB) |
| { |
| return D3DFMT_X8R8G8B8; |
| } |
| |
| return D3DFMT_A8R8G8B8; |
| } |
| |
| return D3DFMT_A8R8G8B8; |
| } |
| |
| // Store the pixel rectangle designated by xoffset,yoffset,width,height with pixels stored as format/type at input |
| // into the target pixel rectangle at output with outputPitch bytes in between each line. |
| void Texture::loadImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, |
| GLint unpackAlignment, const void *input, size_t outputPitch, void *output, D3DSURFACE_DESC *description) const |
| { |
| GLsizei inputPitch = ComputePitch(width, format, type, unpackAlignment); |
| |
| switch (type) |
| { |
| case GL_UNSIGNED_BYTE: |
| switch (format) |
| { |
| case GL_ALPHA: |
| loadAlphaImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| case GL_LUMINANCE: |
| loadLuminanceImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output, description->Format == D3DFMT_L8); |
| break; |
| case GL_LUMINANCE_ALPHA: |
| loadLuminanceAlphaImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output, description->Format == D3DFMT_A8L8); |
| break; |
| case GL_RGB: |
| loadRGBUByteImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| case GL_RGBA: |
| loadRGBAUByteImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| case GL_BGRA_EXT: |
| loadBGRAImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| default: UNREACHABLE(); |
| } |
| break; |
| case GL_UNSIGNED_SHORT_5_6_5: |
| switch (format) |
| { |
| case GL_RGB: |
| loadRGB565ImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| default: UNREACHABLE(); |
| } |
| break; |
| case GL_UNSIGNED_SHORT_4_4_4_4: |
| switch (format) |
| { |
| case GL_RGBA: |
| loadRGBA4444ImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| default: UNREACHABLE(); |
| } |
| break; |
| case GL_UNSIGNED_SHORT_5_5_5_1: |
| switch (format) |
| { |
| case GL_RGBA: |
| loadRGBA5551ImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| default: UNREACHABLE(); |
| } |
| break; |
| case GL_FLOAT: |
| switch (format) |
| { |
| // float textures are converted to RGBA, not BGRA, as they're stored that way in D3D |
| case GL_ALPHA: |
| loadAlphaFloatImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| case GL_LUMINANCE: |
| loadLuminanceFloatImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| case GL_LUMINANCE_ALPHA: |
| loadLuminanceAlphaFloatImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| case GL_RGB: |
| loadRGBFloatImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| case GL_RGBA: |
| loadRGBAFloatImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| default: UNREACHABLE(); |
| } |
| break; |
| case GL_HALF_FLOAT_OES: |
| switch (format) |
| { |
| // float textures are converted to RGBA, not BGRA, as they're stored that way in D3D |
| case GL_ALPHA: |
| loadAlphaHalfFloatImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| case GL_LUMINANCE: |
| loadLuminanceHalfFloatImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| case GL_LUMINANCE_ALPHA: |
| loadLuminanceAlphaHalfFloatImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| case GL_RGB: |
| loadRGBHalfFloatImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| case GL_RGBA: |
| loadRGBAHalfFloatImageData(xoffset, yoffset, width, height, inputPitch, input, outputPitch, output); |
| break; |
| default: UNREACHABLE(); |
| } |
| break; |
| default: UNREACHABLE(); |
| } |
| } |
| |
| void Texture::loadAlphaImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const unsigned char *source = NULL; |
| unsigned char *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = static_cast<const unsigned char*>(input) + y * inputPitch; |
| dest = static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 4; |
| for (int x = 0; x < width; x++) |
| { |
| dest[4 * x + 0] = 0; |
| dest[4 * x + 1] = 0; |
| dest[4 * x + 2] = 0; |
| dest[4 * x + 3] = source[x]; |
| } |
| } |
| } |
| |
| void Texture::loadAlphaFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const float *source = NULL; |
| float *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = reinterpret_cast<const float*>(static_cast<const unsigned char*>(input) + y * inputPitch); |
| dest = reinterpret_cast<float*>(static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 16); |
| for (int x = 0; x < width; x++) |
| { |
| dest[4 * x + 0] = 0; |
| dest[4 * x + 1] = 0; |
| dest[4 * x + 2] = 0; |
| dest[4 * x + 3] = source[x]; |
| } |
| } |
| } |
| |
| void Texture::loadAlphaHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const unsigned short *source = NULL; |
| unsigned short *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch); |
| dest = reinterpret_cast<unsigned short*>(static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 8); |
| for (int x = 0; x < width; x++) |
| { |
| dest[4 * x + 0] = 0; |
| dest[4 * x + 1] = 0; |
| dest[4 * x + 2] = 0; |
| dest[4 * x + 3] = source[x]; |
| } |
| } |
| } |
| |
| void Texture::loadLuminanceImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output, bool native) const |
| { |
| const int destBytesPerPixel = native? 1: 4; |
| const unsigned char *source = NULL; |
| unsigned char *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = static_cast<const unsigned char*>(input) + y * inputPitch; |
| dest = static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * destBytesPerPixel; |
| |
| if (!native) // BGRA8 destination format |
| { |
| for (int x = 0; x < width; x++) |
| { |
| dest[4 * x + 0] = source[x]; |
| dest[4 * x + 1] = source[x]; |
| dest[4 * x + 2] = source[x]; |
| dest[4 * x + 3] = 0xFF; |
| } |
| } |
| else // L8 destination format |
| { |
| memcpy(dest, source, width); |
| } |
| } |
| } |
| |
| void Texture::loadLuminanceFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const float *source = NULL; |
| float *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = reinterpret_cast<const float*>(static_cast<const unsigned char*>(input) + y * inputPitch); |
| dest = reinterpret_cast<float*>(static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 16); |
| for (int x = 0; x < width; x++) |
| { |
| dest[4 * x + 0] = source[x]; |
| dest[4 * x + 1] = source[x]; |
| dest[4 * x + 2] = source[x]; |
| dest[4 * x + 3] = 1.0f; |
| } |
| } |
| } |
| |
| void Texture::loadLuminanceHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const unsigned short *source = NULL; |
| unsigned short *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch); |
| dest = reinterpret_cast<unsigned short*>(static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 8); |
| for (int x = 0; x < width; x++) |
| { |
| dest[4 * x + 0] = source[x]; |
| dest[4 * x + 1] = source[x]; |
| dest[4 * x + 2] = source[x]; |
| dest[4 * x + 3] = 0x3C00; // SEEEEEMMMMMMMMMM, S = 0, E = 15, M = 0: 16bit flpt representation of 1 |
| } |
| } |
| } |
| |
| void Texture::loadLuminanceAlphaImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output, bool native) const |
| { |
| const int destBytesPerPixel = native? 2: 4; |
| const unsigned char *source = NULL; |
| unsigned char *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = static_cast<const unsigned char*>(input) + y * inputPitch; |
| dest = static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * destBytesPerPixel; |
| |
| if (!native) // BGRA8 destination format |
| { |
| for (int x = 0; x < width; x++) |
| { |
| dest[4 * x + 0] = source[2*x+0]; |
| dest[4 * x + 1] = source[2*x+0]; |
| dest[4 * x + 2] = source[2*x+0]; |
| dest[4 * x + 3] = source[2*x+1]; |
| } |
| } |
| else |
| { |
| memcpy(dest, source, width * 2); |
| } |
| } |
| } |
| |
| void Texture::loadLuminanceAlphaFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const float *source = NULL; |
| float *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = reinterpret_cast<const float*>(static_cast<const unsigned char*>(input) + y * inputPitch); |
| dest = reinterpret_cast<float*>(static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 16); |
| for (int x = 0; x < width; x++) |
| { |
| dest[4 * x + 0] = source[2*x+0]; |
| dest[4 * x + 1] = source[2*x+0]; |
| dest[4 * x + 2] = source[2*x+0]; |
| dest[4 * x + 3] = source[2*x+1]; |
| } |
| } |
| } |
| |
| void Texture::loadLuminanceAlphaHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const unsigned short *source = NULL; |
| unsigned short *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch); |
| dest = reinterpret_cast<unsigned short*>(static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 8); |
| for (int x = 0; x < width; x++) |
| { |
| dest[4 * x + 0] = source[2*x+0]; |
| dest[4 * x + 1] = source[2*x+0]; |
| dest[4 * x + 2] = source[2*x+0]; |
| dest[4 * x + 3] = source[2*x+1]; |
| } |
| } |
| } |
| |
| void Texture::loadRGBUByteImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const unsigned char *source = NULL; |
| unsigned char *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = static_cast<const unsigned char*>(input) + y * inputPitch; |
| dest = static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 4; |
| for (int x = 0; x < width; x++) |
| { |
| dest[4 * x + 0] = source[x * 3 + 2]; |
| dest[4 * x + 1] = source[x * 3 + 1]; |
| dest[4 * x + 2] = source[x * 3 + 0]; |
| dest[4 * x + 3] = 0xFF; |
| } |
| } |
| } |
| |
| void Texture::loadRGB565ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const unsigned short *source = NULL; |
| unsigned char *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch); |
| dest = static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 4; |
| for (int x = 0; x < width; x++) |
| { |
| unsigned short rgba = source[x]; |
| dest[4 * x + 0] = ((rgba & 0x001F) << 3) | ((rgba & 0x001F) >> 2); |
| dest[4 * x + 1] = ((rgba & 0x07E0) >> 3) | ((rgba & 0x07E0) >> 9); |
| dest[4 * x + 2] = ((rgba & 0xF800) >> 8) | ((rgba & 0xF800) >> 13); |
| dest[4 * x + 3] = 0xFF; |
| } |
| } |
| } |
| |
| void Texture::loadRGBFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const float *source = NULL; |
| float *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = reinterpret_cast<const float*>(static_cast<const unsigned char*>(input) + y * inputPitch); |
| dest = reinterpret_cast<float*>(static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 16); |
| for (int x = 0; x < width; x++) |
| { |
| dest[4 * x + 0] = source[x * 3 + 0]; |
| dest[4 * x + 1] = source[x * 3 + 1]; |
| dest[4 * x + 2] = source[x * 3 + 2]; |
| dest[4 * x + 3] = 1.0f; |
| } |
| } |
| } |
| |
| void Texture::loadRGBHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const unsigned short *source = NULL; |
| unsigned short *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch); |
| dest = reinterpret_cast<unsigned short*>(static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 8); |
| for (int x = 0; x < width; x++) |
| { |
| dest[4 * x + 0] = source[x * 3 + 0]; |
| dest[4 * x + 1] = source[x * 3 + 1]; |
| dest[4 * x + 2] = source[x * 3 + 2]; |
| dest[4 * x + 3] = 0x3C00; // SEEEEEMMMMMMMMMM, S = 0, E = 15, M = 0: 16bit flpt representation of 1 |
| } |
| } |
| } |
| |
| void Texture::loadRGBAUByteImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const unsigned char *source = NULL; |
| unsigned char *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = static_cast<const unsigned char*>(input) + y * inputPitch; |
| dest = static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 4; |
| for (int x = 0; x < width; x++) |
| { |
| dest[4 * x + 0] = source[x * 4 + 2]; |
| dest[4 * x + 1] = source[x * 4 + 1]; |
| dest[4 * x + 2] = source[x * 4 + 0]; |
| dest[4 * x + 3] = source[x * 4 + 3]; |
| } |
| } |
| } |
| |
| void Texture::loadRGBA4444ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const unsigned short *source = NULL; |
| unsigned char *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch); |
| dest = static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 4; |
| for (int x = 0; x < width; x++) |
| { |
| unsigned short rgba = source[x]; |
| dest[4 * x + 0] = ((rgba & 0x00F0) << 0) | ((rgba & 0x00F0) >> 4); |
| dest[4 * x + 1] = ((rgba & 0x0F00) >> 4) | ((rgba & 0x0F00) >> 8); |
| dest[4 * x + 2] = ((rgba & 0xF000) >> 8) | ((rgba & 0xF000) >> 12); |
| dest[4 * x + 3] = ((rgba & 0x000F) << 4) | ((rgba & 0x000F) >> 0); |
| } |
| } |
| } |
| |
| void Texture::loadRGBA5551ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const unsigned short *source = NULL; |
| unsigned char *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch); |
| dest = static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 4; |
| for (int x = 0; x < width; x++) |
| { |
| unsigned short rgba = source[x]; |
| dest[4 * x + 0] = ((rgba & 0x003E) << 2) | ((rgba & 0x003E) >> 3); |
| dest[4 * x + 1] = ((rgba & 0x07C0) >> 3) | ((rgba & 0x07C0) >> 8); |
| dest[4 * x + 2] = ((rgba & 0xF800) >> 8) | ((rgba & 0xF800) >> 13); |
| dest[4 * x + 3] = (rgba & 0x0001) ? 0xFF : 0; |
| } |
| } |
| } |
| |
| void Texture::loadRGBAFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const float *source = NULL; |
| float *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = reinterpret_cast<const float*>(static_cast<const unsigned char*>(input) + y * inputPitch); |
| dest = reinterpret_cast<float*>(static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 16); |
| memcpy(dest, source, width * 16); |
| } |
| } |
| |
| void Texture::loadRGBAHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const unsigned char *source = NULL; |
| unsigned char *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = static_cast<const unsigned char*>(input) + y * inputPitch; |
| dest = static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 8; |
| memcpy(dest, source, width * 8); |
| } |
| } |
| |
| void Texture::loadBGRAImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, |
| size_t inputPitch, const void *input, size_t outputPitch, void *output) const |
| { |
| const unsigned char *source = NULL; |
| unsigned char *dest = NULL; |
| |
| for (int y = 0; y < height; y++) |
| { |
| source = static_cast<const unsigned char*>(input) + y * inputPitch; |
| dest = static_cast<unsigned char*>(output) + (y + yoffset) * outputPitch + xoffset * 4; |
| memcpy(dest, source, width*4); |
| } |
| } |
| |
| void Texture::createSurface(GLsizei width, GLsizei height, GLenum format, GLenum type, Image *img) |
| { |
| IDirect3DTexture9 *newTexture = NULL; |
| IDirect3DSurface9 *newSurface = NULL; |
| |
| if (width != 0 && height != 0) |
| { |
| int levelToFetch = 0; |
| GLsizei requestWidth = width; |
| GLsizei requestHeight = height; |
| if (IsCompressed(format) && (width % 4 != 0 || height % 4 != 0)) |
| { |
| bool isMult4 = false; |
| int upsampleCount = 0; |
| while (!isMult4) |
| { |
| requestWidth <<= 1; |
| requestHeight <<= 1; |
| upsampleCount++; |
| if (requestWidth % 4 == 0 && requestHeight % 4 == 0) |
| { |
| isMult4 = true; |
| } |
| } |
| levelToFetch = upsampleCount; |
| } |
| |
| HRESULT result = getDevice()->CreateTexture(requestWidth, requestHeight, levelToFetch + 1, NULL, selectFormat(format, type), |
| D3DPOOL_SYSTEMMEM, &newTexture, NULL); |
| |
| if (FAILED(result)) |
| { |
| ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY); |
| return error(GL_OUT_OF_MEMORY); |
| } |
| |
| newTexture->GetSurfaceLevel(levelToFetch, &newSurface); |
| newTexture->Release(); |
| } |
| |
| if (img->surface) img->surface->Release(); |
| img->surface = newSurface; |
| |
| img->width = width; |
| img->height = height; |
| img->format = format; |
| } |
| |
| void Texture::setImage(GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels, Image *img) |
| { |
| createSurface(width, height, format, type, img); |
| |
| if (pixels != NULL && img->surface != NULL) |
| { |
| D3DSURFACE_DESC description; |
| img->surface->GetDesc(&description); |
| |
| D3DLOCKED_RECT locked; |
| HRESULT result = img->surface->LockRect(&locked, NULL, 0); |
| |
| ASSERT(SUCCEEDED(result)); |
| |
| if (SUCCEEDED(result)) |
| { |
| loadImageData(0, 0, width, height, format, type, unpackAlignment, pixels, locked.Pitch, locked.pBits, &description); |
| img->surface->UnlockRect(); |
| } |
| |
| img->dirty = true; |
| } |
| |
| mDirtyMetaData = true; |
| } |
| |
| void Texture::setCompressedImage(GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *pixels, Image *img) |
| { |
| createSurface(width, height, format, GL_UNSIGNED_BYTE, img); |
| |
| if (pixels != NULL && img->surface != NULL) |
| { |
| D3DLOCKED_RECT locked; |
| HRESULT result = img->surface->LockRect(&locked, NULL, 0); |
| |
| ASSERT(SUCCEEDED(result)); |
| |
| if (SUCCEEDED(result)) |
| { |
| memcpy(locked.pBits, pixels, imageSize); |
| img->surface->UnlockRect(); |
| } |
| |
| img->dirty = true; |
| } |
| |
| mDirtyMetaData = true; |
| } |
| |
| bool Texture::subImage(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels, Image *img) |
| { |
| if (width + xoffset > img->width || height + yoffset > img->height) |
| { |
| error(GL_INVALID_VALUE); |
| return false; |
| } |
| |
| if (!img->surface) |
| { |
| createSurface(img->width, img->height, format, type, img); |
| } |
| |
| if (pixels != NULL && img->surface != NULL) |
| { |
| D3DSURFACE_DESC description; |
| img->surface->GetDesc(&description); |
| |
| D3DLOCKED_RECT locked; |
| HRESULT result = img->surface->LockRect(&locked, NULL, 0); |
| |
| ASSERT(SUCCEEDED(result)); |
| |
| if (SUCCEEDED(result)) |
| { |
| loadImageData(xoffset, yoffset, width, height, format, type, unpackAlignment, pixels, locked.Pitch, locked.pBits, &description); |
| img->surface->UnlockRect(); |
| } |
| |
| img->dirty = true; |
| } |
| |
| return true; |
| } |
| |
| bool Texture::subImageCompressed(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *pixels, Image *img) |
| { |
| if (width + xoffset > img->width || height + yoffset > img->height) |
| { |
| error(GL_INVALID_VALUE); |
| return false; |
| } |
| |
| if (format != getFormat()) |
| { |
| error(GL_INVALID_OPERATION); |
| return false; |
| } |
| |
| if (!img->surface) |
| { |
| createSurface(img->width, img->height, format, GL_UNSIGNED_BYTE, img); |
| } |
| |
| if (pixels != NULL && img->surface != NULL) |
| { |
| RECT updateRegion; |
| updateRegion.left = xoffset; |
| updateRegion.right = xoffset + width; |
| updateRegion.bottom = yoffset + height; |
| updateRegion.top = yoffset; |
| |
| D3DLOCKED_RECT locked; |
| HRESULT result = img->surface->LockRect(&locked, &updateRegion, 0); |
| |
| ASSERT(SUCCEEDED(result)); |
| |
| if (SUCCEEDED(result)) |
| { |
| GLsizei inputPitch = ComputeCompressedPitch(width, format); |
| int rows = imageSize / inputPitch; |
| for (int i = 0; i < rows; ++i) |
| { |
| memcpy((void*)((BYTE*)locked.pBits + i * locked.Pitch), (void*)((BYTE*)pixels + i * inputPitch), inputPitch); |
| } |
| img->surface->UnlockRect(); |
| } |
| |
| img->dirty = true; |
| } |
| |
| return true; |
| } |
| |
| // This implements glCopyTex[Sub]Image2D for non-renderable internal texture formats |
| void Texture::copyNonRenderable(Image *image, GLenum internalFormat, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height, IDirect3DSurface9 *renderTarget) |
| { |
| IDirect3DDevice9 *device = getDevice(); |
| IDirect3DSurface9 *surface = NULL; |
| D3DSURFACE_DESC description; |
| renderTarget->GetDesc(&description); |
| |
| HRESULT result = device->CreateOffscreenPlainSurface(description.Width, description.Height, description.Format, D3DPOOL_SYSTEMMEM, &surface, NULL); |
| |
| if (!SUCCEEDED(result)) |
| { |
| ERR("Could not create matching destination surface."); |
| return error(GL_OUT_OF_MEMORY); |
| } |
| |
| result = device->GetRenderTargetData(renderTarget, surface); |
| |
| if (!SUCCEEDED(result)) |
| { |
| ERR("GetRenderTargetData unexpectedly failed."); |
| surface->Release(); |
| return error(GL_OUT_OF_MEMORY); |
| } |
| |
| D3DLOCKED_RECT sourceLock = {0}; |
| RECT sourceRect = {x, y, x + width, y + height}; |
| result = surface->LockRect(&sourceLock, &sourceRect, 0); |
| |
| if (FAILED(result)) |
| { |
| ERR("Failed to lock the source surface (rectangle might be invalid)."); |
| surface->UnlockRect(); |
| surface->Release(); |
| return error(GL_OUT_OF_MEMORY); |
| } |
| |
| if (!image->surface) |
| { |
| createSurface(width, height, internalFormat, mType, image); |
| } |
| |
| if (image->surface == NULL) |
| { |
| ERR("Failed to create an image surface."); |
| surface->UnlockRect(); |
| surface->Release(); |
| return error(GL_OUT_OF_MEMORY); |
| } |
| |
| D3DLOCKED_RECT destLock = {0}; |
| RECT destRect = {xoffset, yoffset, xoffset + width, yoffset + height}; |
| result = image->surface->LockRect(&destLock, &destRect, 0); |
| |
| if (FAILED(result)) |
| { |
| ERR("Failed to lock the destination surface (rectangle might be invalid)."); |
| surface->UnlockRect(); |
| surface->Release(); |
| return error(GL_OUT_OF_MEMORY); |
| } |
| |
| if (destLock.pBits && sourceLock.pBits) |
| { |
| unsigned char *source = (unsigned char*)sourceLock.pBits; |
| unsigned char *dest = (unsigned char*)destLock.pBits; |
| |
| switch (description.Format) |
| { |
| case D3DFMT_X8R8G8B8: |
| case D3DFMT_A8R8G8B8: |
| switch(getD3DFormat()) |
| { |
| case D3DFMT_L8: |
| for(int y = 0; y < height; y++) |
| { |
| for(int x = 0; x < width; x++) |
| { |
| dest[x] = source[x * 4 + 2]; |
| } |
| |
| source += sourceLock.Pitch; |
| dest += destLock.Pitch; |
| } |
| break; |
| case D3DFMT_A8L8: |
| for(int y = 0; y < height; y++) |
| { |
| for(int x = 0; x < width; x++) |
| { |
| dest[x * 2 + 0] = source[x * 4 + 2]; |
| dest[x * 2 + 1] = source[x * 4 + 3]; |
| } |
| |
| source += sourceLock.Pitch; |
| dest += destLock.Pitch; |
| } |
| break; |
| default: |
| UNREACHABLE(); |
| } |
| break; |
| case D3DFMT_R5G6B5: |
| switch(getD3DFormat()) |
| { |
| case D3DFMT_L8: |
| for(int y = 0; y < height; y++) |
| { |
| for(int x = 0; x < width; x++) |
| { |
| unsigned char red = source[x * 2 + 1] & 0xF8; |
| dest[x] = red | (red >> 5); |
| } |
| |
| source += sourceLock.Pitch; |
| dest += destLock.Pitch; |
| } |
| break; |
| default: |
| UNREACHABLE(); |
| } |
| break; |
| case D3DFMT_A1R5G5B5: |
| switch(getD3DFormat()) |
| { |
| case D3DFMT_L8: |
| for(int y = 0; y < height; y++) |
| { |
| for(int x = 0; x < width; x++) |
| { |
| unsigned char red = source[x * 2 + 1] & 0x7C; |
| dest[x] = (red << 1) | (red >> 4); |
| } |
| |
| source += sourceLock.Pitch; |
| dest += destLock.Pitch; |
| } |
| break; |
| case D3DFMT_A8L8: |
| for(int y = 0; y < height; y++) |
| { |
| for(int x = 0; x < width; x++) |
| { |
| unsigned char red = source[x * 2 + 1] & 0x7C; |
| dest[x * 2 + 0] = (red << 1) | (red >> 4); |
| dest[x * 2 + 1] = (signed char)source[x * 2 + 1] >> 7; |
| } |
| |
| source += sourceLock.Pitch; |
| dest += destLock.Pitch; |
| } |
| break; |
| default: |
| UNREACHABLE(); |
| } |
| break; |
| default: |
| UNREACHABLE(); |
| } |
| |
| image->dirty = true; |
| mDirtyMetaData = true; |
| } |
| |
| image->surface->UnlockRect(); |
| surface->UnlockRect(); |
| surface->Release(); |
| } |
| |
| D3DFORMAT Texture::getD3DFormat() const |
| { |
| return selectFormat(getFormat(), mType); |
| } |
| |
| IDirect3DBaseTexture9 *Texture::getTexture() |
| { |
| if (!isComplete()) |
| { |
| return NULL; |
| } |
| |
| if (mDirtyMetaData) |
| { |
| mBaseTexture = createTexture(); |
| mIsRenderable = false; |
| } |
| |
| if (mDirtyMetaData || dirtyImageData()) |
| { |
| updateTexture(); |
| } |
| |
| mDirtyMetaData = false; |
| ASSERT(!dirtyImageData()); |
| |
| return mBaseTexture; |
| } |
| |
| bool Texture::isDirty() const |
| { |
| return (mDirty || mDirtyMetaData || dirtyImageData()); |
| } |
| |
| // Returns the top-level texture surface as a render target |
| void Texture::needRenderTarget() |
| { |
| if (!mIsRenderable) |
| { |
| mBaseTexture = convertToRenderTarget(); |
| mIsRenderable = true; |
| } |
| |
| if (dirtyImageData()) |
| { |
| updateTexture(); |
| } |
| |
| mDirtyMetaData = false; |
| } |
| |
| void Texture::dropTexture() |
| { |
| if (mBaseTexture) |
| { |
| mBaseTexture = NULL; |
| } |
| |
| mIsRenderable = false; |
| } |
| |
| void Texture::pushTexture(IDirect3DBaseTexture9 *newTexture, bool renderable) |
| { |
| mBaseTexture = newTexture; |
| mDirtyMetaData = false; |
| mIsRenderable = renderable; |
| mDirty = true; |
| } |
| |
| |
| GLint Texture::creationLevels(GLsizei width, GLsizei height, GLint maxlevel) const |
| { |
| if (isPow2(width) && isPow2(height)) |
| { |
| return maxlevel; |
| } |
| else |
| { |
| // OpenGL ES 2.0 without GL_OES_texture_npot does not permit NPOT mipmaps. |
| return 1; |
| } |
| } |
| |
| GLint Texture::creationLevels(GLsizei size, GLint maxlevel) const |
| { |
| return creationLevels(size, size, maxlevel); |
| } |
| |
| int Texture::levelCount() const |
| { |
| return mBaseTexture ? mBaseTexture->GetLevelCount() : 0; |
| } |
| |
| bool Texture::isRenderable() const |
| { |
| return mIsRenderable; |
| } |
| |
| Texture2D::Texture2D(GLuint id) : Texture(id) |
| { |
| mTexture = NULL; |
| } |
| |
| Texture2D::~Texture2D() |
| { |
| mColorbufferProxy.set(NULL); |
| |
| if (mTexture) |
| { |
| mTexture->Release(); |
| mTexture = NULL; |
| } |
| } |
| |
| GLenum Texture2D::getTarget() const |
| { |
| return GL_TEXTURE_2D; |
| } |
| |
| GLenum Texture2D::getFormat() const |
| { |
| return mImageArray[0].format; |
| } |
| |
| // While OpenGL doesn't check texture consistency until draw-time, D3D9 requires a complete texture |
| // for render-to-texture (such as CopyTexImage). We have no way of keeping individual inconsistent levels. |
| // Call this when a particular level of the texture must be defined with a specific format, width and height. |
| // |
| // Returns true if the existing texture was unsuitable and had to be destroyed. If so, it will also set |
| // a new height and width for the texture by working backwards from the given width and height. |
| bool Texture2D::redefineTexture(GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLenum type) |
| { |
| bool widthOkay = (mWidth >> level == width); |
| bool heightOkay = (mHeight >> level == height); |
| |
| bool sizeOkay = ((widthOkay && heightOkay) |
| || (widthOkay && mHeight >> level == 0 && height == 1) |
| || (heightOkay && mWidth >> level == 0 && width == 1)); |
| |
| bool typeOkay = (type == mType); |
| |
| bool textureOkay = (sizeOkay && typeOkay && internalFormat == mImageArray[0].format); |
| |
| if (!textureOkay) |
| { |
| TRACE("Redefining 2D texture (%d, 0x%04X, %d, %d => 0x%04X, %d, %d).", level, |
| mImageArray[0].format, mWidth, mHeight, |
| internalFormat, width, height); |
| |
| // Purge all the levels and the texture. |
| |
| for (int i = 0; i < IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++) |
| { |
| if (mImageArray[i].surface != NULL) |
| { |
| mImageArray[i].dirty = false; |
| |
| mImageArray[i].surface->Release(); |
| mImageArray[i].surface = NULL; |
| } |
| } |
| |
| if (mTexture != NULL) |
| { |
| mTexture->Release(); |
| mTexture = NULL; |
| dropTexture(); |
| } |
| |
| mWidth = width << level; |
| mHeight = height << level; |
| mImageArray[0].format = internalFormat; |
| mType = type; |
| } |
| |
| return !textureOkay; |
| } |
| |
| void Texture2D::setImage(GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels) |
| { |
| redefineTexture(level, internalFormat, width, height, type); |
| |
| Texture::setImage(width, height, format, type, unpackAlignment, pixels, &mImageArray[level]); |
| } |
| |
| void Texture2D::setCompressedImage(GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei imageSize, const void *pixels) |
| { |
| redefineTexture(level, internalFormat, width, height, GL_UNSIGNED_BYTE); |
| |
| Texture::setCompressedImage(width, height, internalFormat, imageSize, pixels, &mImageArray[level]); |
| } |
| |
| void Texture2D::commitRect(GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height) |
| { |
| ASSERT(mImageArray[level].surface != NULL); |
| |
| if (level < levelCount()) |
| { |
| IDirect3DSurface9 *destLevel = NULL; |
| HRESULT result = mTexture->GetSurfaceLevel(level, &destLevel); |
| |
| ASSERT(SUCCEEDED(result)); |
| |
| if (SUCCEEDED(result)) |
| { |
| Image *img = &mImageArray[level]; |
| |
| RECT sourceRect; |
| sourceRect.left = xoffset; |
| sourceRect.top = yoffset; |
| sourceRect.right = xoffset + width; |
| sourceRect.bottom = yoffset + height; |
| |
| POINT destPoint; |
| destPoint.x = xoffset; |
| destPoint.y = yoffset; |
| |
| result = getDevice()->UpdateSurface(img->surface, &sourceRect, destLevel, &destPoint); |
| ASSERT(SUCCEEDED(result)); |
| |
| destLevel->Release(); |
| |
| img->dirty = false; |
| } |
| } |
| } |
| |
| void Texture2D::subImage(GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels) |
| { |
| if (Texture::subImage(xoffset, yoffset, width, height, format, type, unpackAlignment, pixels, &mImageArray[level])) |
| { |
| commitRect(level, xoffset, yoffset, width, height); |
| } |
| } |
| |
| void Texture2D::subImageCompressed(GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *pixels) |
| { |
| if (Texture::subImageCompressed(xoffset, yoffset, width, height, format, imageSize, pixels, &mImageArray[level])) |
| { |
| commitRect(level, xoffset, yoffset, width, height); |
| } |
| } |
| |
| void Texture2D::copyImage(GLint level, GLenum internalFormat, GLint x, GLint y, GLsizei width, GLsizei height, RenderbufferStorage *source) |
| { |
| IDirect3DSurface9 *renderTarget = source->getRenderTarget(); |
| |
| if (!renderTarget) |
| { |
| ERR("Failed to retrieve the render target."); |
| return error(GL_OUT_OF_MEMORY); |
| } |
| |
| bool redefined = redefineTexture(level, internalFormat, width, height, mType); |
| |
| if (!isRenderableFormat()) |
| { |
| copyNonRenderable(&mImageArray[level], internalFormat, 0, 0, x, y, width, height, renderTarget); |
| } |
| else |
| { |
| if (redefined) |
| { |
| convertToRenderTarget(); |
| pushTexture(mTexture, true); |
| } |
| else |
| { |
| needRenderTarget(); |
| } |
| |
| if (width != 0 && height != 0 && level < levelCount()) |
| { |
| RECT sourceRect; |
| sourceRect.left = x; |
| sourceRect.right = x + width; |
| sourceRect.top = y; |
| sourceRect.bottom = y + height; |
| |
| IDirect3DSurface9 *dest; |
| HRESULT hr = mTexture->GetSurfaceLevel(level, &dest); |
| |
| getBlitter()->formatConvert(source->getRenderTarget(), sourceRect, internalFormat, 0, 0, dest); |
| dest->Release(); |
| } |
| } |
| |
| mImageArray[level].width = width; |
| mImageArray[level].height = height; |
| mImageArray[level].format = internalFormat; |
| } |
| |
| void Texture2D::copySubImage(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height, RenderbufferStorage *source) |
| { |
| if (xoffset + width > mImageArray[level].width || yoffset + height > mImageArray[level].height) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| IDirect3DSurface9 *renderTarget = source->getRenderTarget(); |
| |
| if (!renderTarget) |
| { |
| ERR("Failed to retrieve the render target."); |
| return error(GL_OUT_OF_MEMORY); |
| } |
| |
| bool redefined = redefineTexture(0, mImageArray[0].format, mImageArray[0].width, mImageArray[0].height, mType); |
| |
| if (!isRenderableFormat()) |
| { |
| copyNonRenderable(&mImageArray[level], getFormat(), xoffset, yoffset, x, y, width, height, renderTarget); |
| } |
| else |
| { |
| if (redefined) |
| { |
| convertToRenderTarget(); |
| pushTexture(mTexture, true); |
| } |
| else |
| { |
| needRenderTarget(); |
| } |
| |
| if (level < levelCount()) |
| { |
| RECT sourceRect; |
| sourceRect.left = x; |
| sourceRect.right = x + width; |
| sourceRect.top = y; |
| sourceRect.bottom = y + height; |
| |
| IDirect3DSurface9 *dest; |
| HRESULT hr = mTexture->GetSurfaceLevel(level, &dest); |
| |
| getBlitter()->formatConvert(source->getRenderTarget(), sourceRect, mImageArray[0].format, xoffset, yoffset, dest); |
| dest->Release(); |
| } |
| } |
| } |
| |
| // Tests for GL texture object completeness. [OpenGL ES 2.0.24] section 3.7.10 page 81. |
| bool Texture2D::isComplete() const |
| { |
| GLsizei width = mImageArray[0].width; |
| GLsizei height = mImageArray[0].height; |
| |
| if (width <= 0 || height <= 0) |
| { |
| return false; |
| } |
| |
| bool mipmapping = false; |
| |
| switch (mMinFilter) |
| { |
| case GL_NEAREST: |
| case GL_LINEAR: |
| mipmapping = false; |
| break; |
| case GL_NEAREST_MIPMAP_NEAREST: |
| case GL_LINEAR_MIPMAP_NEAREST: |
| case GL_NEAREST_MIPMAP_LINEAR: |
| case GL_LINEAR_MIPMAP_LINEAR: |
| mipmapping = true; |
| break; |
| default: UNREACHABLE(); |
| } |
| |
| if ((getFormat() == GL_FLOAT && !getContext()->supportsFloatLinearFilter()) || |
| (getFormat() == GL_HALF_FLOAT_OES && !getContext()->supportsHalfFloatLinearFilter())) |
| { |
| if (mMagFilter != GL_NEAREST || (mMinFilter != GL_NEAREST && mMinFilter != GL_NEAREST_MIPMAP_NEAREST)) |
| { |
| return false; |
| } |
| } |
| |
| |
| if ((getWrapS() != GL_CLAMP_TO_EDGE && !isPow2(width)) |
| || (getWrapT() != GL_CLAMP_TO_EDGE && !isPow2(height))) |
| { |
| return false; |
| } |
| |
| if (mipmapping) |
| { |
| if (!isPow2(width) || !isPow2(height)) |
| { |
| return false; |
| } |
| |
| int q = log2(std::max(width, height)); |
| |
| for (int level = 1; level <= q; level++) |
| { |
| if (mImageArray[level].format != mImageArray[0].format) |
| { |
| return false; |
| } |
| |
| if (mImageArray[level].width != std::max(1, width >> level)) |
| { |
| return false; |
| } |
| |
| if (mImageArray[level].height != std::max(1, height >> level)) |
| { |
| return false; |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| bool Texture2D::isCompressed() const |
| { |
| return IsCompressed(getFormat()); |
| } |
| |
| // Constructs a Direct3D 9 texture resource from the texture images, or returns an existing one |
| IDirect3DBaseTexture9 *Texture2D::createTexture() |
| { |
| IDirect3DTexture9 *texture; |
| |
| IDirect3DDevice9 *device = getDevice(); |
| D3DFORMAT format = selectFormat(mImageArray[0].format, mType); |
| |
| HRESULT result = device->CreateTexture(mWidth, mHeight, creationLevels(mWidth, mHeight, 0), 0, format, D3DPOOL_DEFAULT, &texture, NULL); |
| |
| if (FAILED(result)) |
| { |
| ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY); |
| return error(GL_OUT_OF_MEMORY, (IDirect3DBaseTexture9*)NULL); |
| } |
| |
| if (mTexture) mTexture->Release(); |
| mTexture = texture; |
| return texture; |
| } |
| |
| void Texture2D::updateTexture() |
| { |
| IDirect3DDevice9 *device = getDevice(); |
| |
| int levels = levelCount(); |
| |
| for (int level = 0; level < levels; level++) |
| { |
| if (mImageArray[level].dirty) |
| { |
| IDirect3DSurface9 *levelSurface = NULL; |
| HRESULT result = mTexture->GetSurfaceLevel(level, &levelSurface); |
| |
| ASSERT(SUCCEEDED(result)); |
| |
| if (SUCCEEDED(result)) |
| { |
| result = device->UpdateSurface(mImageArray[level].surface, NULL, levelSurface, NULL); |
| ASSERT(SUCCEEDED(result)); |
| |
| levelSurface->Release(); |
| |
| mImageArray[level].dirty = false; |
| } |
| } |
| } |
| } |
| |
| IDirect3DBaseTexture9 *Texture2D::convertToRenderTarget() |
| { |
| IDirect3DTexture9 *texture = NULL; |
| |
| if (mWidth != 0 && mHeight != 0) |
| { |
| egl::Display *display = getDisplay(); |
| IDirect3DDevice9 *device = getDevice(); |
| D3DFORMAT format = selectFormat(mImageArray[0].format, mType); |
| |
| HRESULT result = device->CreateTexture(mWidth, mHeight, creationLevels(mWidth, mHeight, 0), D3DUSAGE_RENDERTARGET, format, D3DPOOL_DEFAULT, &texture, NULL); |
| |
| if (FAILED(result)) |
| { |
| ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY); |
| return error(GL_OUT_OF_MEMORY, (IDirect3DBaseTexture9*)NULL); |
| } |
| |
| if (mTexture != NULL) |
| { |
| int levels = levelCount(); |
| for (int i = 0; i < levels; i++) |
| { |
| IDirect3DSurface9 *source; |
| result = mTexture->GetSurfaceLevel(i, &source); |
| |
| if (FAILED(result)) |
| { |
| ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY); |
| |
| texture->Release(); |
| |
| return error(GL_OUT_OF_MEMORY, (IDirect3DBaseTexture9*)NULL); |
| } |
| |
| IDirect3DSurface9 *dest; |
| result = texture->GetSurfaceLevel(i, &dest); |
| |
| if (FAILED(result)) |
| { |
| ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY); |
| |
| texture->Release(); |
| source->Release(); |
| |
| return error(GL_OUT_OF_MEMORY, (IDirect3DBaseTexture9*)NULL); |
| } |
| |
| display->endScene(); |
| result = device->StretchRect(source, NULL, dest, NULL, D3DTEXF_NONE); |
| |
| if (FAILED(result)) |
| { |
| ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY); |
| |
| texture->Release(); |
| source->Release(); |
| dest->Release(); |
| |
| return error(GL_OUT_OF_MEMORY, (IDirect3DBaseTexture9*)NULL); |
| } |
| |
| source->Release(); |
| dest->Release(); |
| } |
| } |
| } |
| |
| if (mTexture != NULL) |
| { |
| mTexture->Release(); |
| } |
| |
| mTexture = texture; |
| return mTexture; |
| } |
| |
| bool Texture2D::dirtyImageData() const |
| { |
| int q = log2(std::max(mWidth, mHeight)); |
| |
| for (int i = 0; i <= q; i++) |
| { |
| if (mImageArray[i].dirty) return true; |
| } |
| |
| return false; |
| } |
| |
| void Texture2D::generateMipmaps() |
| { |
| if (!isPow2(mImageArray[0].width) || !isPow2(mImageArray[0].height)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| // Purge array levels 1 through q and reset them to represent the generated mipmap levels. |
| unsigned int q = log2(std::max(mWidth, mHeight)); |
| for (unsigned int i = 1; i <= q; i++) |
| { |
| if (mImageArray[i].surface != NULL) |
| { |
| mImageArray[i].surface->Release(); |
| mImageArray[i].surface = NULL; |
| } |
| |
| mImageArray[i].dirty = false; |
| |
| mImageArray[i].format = mImageArray[0].format; |
| mImageArray[i].width = std::max(mImageArray[0].width >> i, 1); |
| mImageArray[i].height = std::max(mImageArray[0].height >> i, 1); |
| } |
| |
| if (isRenderable()) |
| { |
| if (mTexture == NULL) |
| { |
| ERR(" failed because mTexture was null."); |
| return; |
| } |
| |
| for (unsigned int i = 1; i <= q; i++) |
| { |
| IDirect3DSurface9 *upper = NULL; |
| IDirect3DSurface9 *lower = NULL; |
| |
| mTexture->GetSurfaceLevel(i-1, &upper); |
| mTexture->GetSurfaceLevel(i, &lower); |
| |
| if (upper != NULL && lower != NULL) |
| { |
| getBlitter()->boxFilter(upper, lower); |
| } |
| |
| if (upper != NULL) upper->Release(); |
| if (lower != NULL) lower->Release(); |
| } |
| } |
| else |
| { |
| for (unsigned int i = 1; i <= q; i++) |
| { |
| createSurface(mImageArray[i].width, mImageArray[i].height, mImageArray[i].format, mType, &mImageArray[i]); |
| if (mImageArray[i].surface == NULL) |
| { |
| return error(GL_OUT_OF_MEMORY); |
| } |
| |
| if (FAILED(D3DXLoadSurfaceFromSurface(mImageArray[i].surface, NULL, NULL, mImageArray[i - 1].surface, NULL, NULL, D3DX_FILTER_BOX, 0))) |
| { |
| ERR(" failed to load filter %d to %d.", i - 1, i); |
| } |
| |
| mImageArray[i].dirty = true; |
| } |
| |
| mDirtyMetaData = true; |
| } |
| } |
| |
| Renderbuffer *Texture2D::getColorbuffer(GLenum target) |
| { |
| if (target != GL_TEXTURE_2D) |
| { |
| return error(GL_INVALID_OPERATION, (Renderbuffer *)NULL); |
| } |
| |
| if (mColorbufferProxy.get() == NULL) |
| { |
| mColorbufferProxy.set(new Renderbuffer(id(), new TextureColorbufferProxy(this, target))); |
| } |
| |
| return mColorbufferProxy.get(); |
| } |
| |
| IDirect3DSurface9 *Texture2D::getRenderTarget(GLenum target) |
| { |
| ASSERT(target == GL_TEXTURE_2D); |
| |
| needRenderTarget(); |
| |
| if (mTexture == NULL) |
| { |
| return NULL; |
| } |
| |
| IDirect3DSurface9 *renderTarget = NULL; |
| mTexture->GetSurfaceLevel(0, &renderTarget); |
| |
| return renderTarget; |
| } |
| |
| TextureCubeMap::TextureCubeMap(GLuint id) : Texture(id) |
| { |
| mTexture = NULL; |
| } |
| |
| TextureCubeMap::~TextureCubeMap() |
| { |
| for (int i = 0; i < 6; i++) |
| { |
| mFaceProxies[i].set(NULL); |
| } |
| |
| if (mTexture) |
| { |
| mTexture->Release(); |
| mTexture = NULL; |
| } |
| } |
| |
| GLenum TextureCubeMap::getTarget() const |
| { |
| return GL_TEXTURE_CUBE_MAP; |
| } |
| |
| GLenum TextureCubeMap::getFormat() const |
| { |
| return mImageArray[0][0].format; |
| } |
| |
| void TextureCubeMap::setImagePosX(GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels) |
| { |
| setImage(0, level, internalFormat, width, height, format, type, unpackAlignment, pixels); |
| } |
| |
| void TextureCubeMap::setImageNegX(GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels) |
| { |
| setImage(1, level, internalFormat, width, height, format, type, unpackAlignment, pixels); |
| } |
| |
| void TextureCubeMap::setImagePosY(GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels) |
| { |
| setImage(2, level, internalFormat, width, height, format, type, unpackAlignment, pixels); |
| } |
| |
| void TextureCubeMap::setImageNegY(GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels) |
| { |
| setImage(3, level, internalFormat, width, height, format, type, unpackAlignment, pixels); |
| } |
| |
| void TextureCubeMap::setImagePosZ(GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels) |
| { |
| setImage(4, level, internalFormat, width, height, format, type, unpackAlignment, pixels); |
| } |
| |
| void TextureCubeMap::setImageNegZ(GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels) |
| { |
| setImage(5, level, internalFormat, width, height, format, type, unpackAlignment, pixels); |
| } |
| |
| void TextureCubeMap::setCompressedImage(GLenum face, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei imageSize, const void *pixels) |
| { |
| redefineTexture(level, internalFormat, width); |
| |
| Texture::setCompressedImage(width, height, internalFormat, imageSize, pixels, &mImageArray[faceIndex(face)][level]); |
| } |
| |
| void TextureCubeMap::commitRect(GLenum faceTarget, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height) |
| { |
| int face = faceIndex(faceTarget); |
| |
| ASSERT(mImageArray[face][level].surface != NULL); |
| |
| if (level < levelCount()) |
| { |
| IDirect3DSurface9 *destLevel = getCubeMapSurface(face, level); |
| ASSERT(destLevel != NULL); |
| |
| if (destLevel != NULL) |
| { |
| Image *img = &mImageArray[face][level]; |
| |
| RECT sourceRect; |
| sourceRect.left = xoffset; |
| sourceRect.top = yoffset; |
| sourceRect.right = xoffset + width; |
| sourceRect.bottom = yoffset + height; |
| |
| POINT destPoint; |
| destPoint.x = xoffset; |
| destPoint.y = yoffset; |
| |
| HRESULT result = getDevice()->UpdateSurface(img->surface, &sourceRect, destLevel, &destPoint); |
| ASSERT(SUCCEEDED(result)); |
| |
| destLevel->Release(); |
| |
| img->dirty = false; |
| } |
| } |
| } |
| |
| void TextureCubeMap::subImage(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels) |
| { |
| if (Texture::subImage(xoffset, yoffset, width, height, format, type, unpackAlignment, pixels, &mImageArray[faceIndex(target)][level])) |
| { |
| commitRect(target, level, xoffset, yoffset, width, height); |
| } |
| } |
| |
| void TextureCubeMap::subImageCompressed(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *pixels) |
| { |
| if (Texture::subImageCompressed(xoffset, yoffset, width, height, format, imageSize, pixels, &mImageArray[faceIndex(target)][level])) |
| { |
| commitRect(target, level, xoffset, yoffset, width, height); |
| } |
| } |
| |
| // Tests for GL texture object completeness. [OpenGL ES 2.0.24] section 3.7.10 page 81. |
| bool TextureCubeMap::isComplete() const |
| { |
| int size = mImageArray[0][0].width; |
| |
| if (size <= 0) |
| { |
| return false; |
| } |
| |
| bool mipmapping; |
| |
| switch (mMinFilter) |
| { |
| case GL_NEAREST: |
| case GL_LINEAR: |
| mipmapping = false; |
| break; |
| case GL_NEAREST_MIPMAP_NEAREST: |
| case GL_LINEAR_MIPMAP_NEAREST: |
| case GL_NEAREST_MIPMAP_LINEAR: |
| case GL_LINEAR_MIPMAP_LINEAR: |
| mipmapping = true; |
| break; |
| default: UNREACHABLE(); |
| } |
| |
| for (int face = 0; face < 6; face++) |
| { |
| if (mImageArray[face][0].width != size || mImageArray[face][0].height != size) |
| { |
| return false; |
| } |
| } |
| |
| if ((getFormat() == GL_FLOAT && !getContext()->supportsFloatLinearFilter()) || |
| (getFormat() == GL_HALF_FLOAT_OES && !getContext()->supportsHalfFloatLinearFilter())) |
| { |
| if (mMagFilter != GL_NEAREST || (mMinFilter != GL_NEAREST && mMinFilter != GL_NEAREST_MIPMAP_NEAREST)) |
| { |
| return false; |
| } |
| } |
| |
| if (mipmapping) |
| { |
| if (!isPow2(size) && (getWrapS() != GL_CLAMP_TO_EDGE || getWrapT() != GL_CLAMP_TO_EDGE)) |
| { |
| return false; |
| } |
| |
| int q = log2(size); |
| |
| for (int face = 0; face < 6; face++) |
| { |
| for (int level = 1; level <= q; level++) |
| { |
| if (mImageArray[face][level].format != mImageArray[0][0].format) |
| { |
| return false; |
| } |
| |
| if (mImageArray[face][level].width != std::max(1, size >> level)) |
| { |
| return false; |
| } |
| |
| ASSERT(mImageArray[face][level].height == mImageArray[face][level].width); |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| bool TextureCubeMap::isCompressed() const |
| { |
| return IsCompressed(getFormat()); |
| } |
| |
| // Constructs a Direct3D 9 texture resource from the texture images, or returns an existing one |
| IDirect3DBaseTexture9 *TextureCubeMap::createTexture() |
| { |
| IDirect3DDevice9 *device = getDevice(); |
| D3DFORMAT format = selectFormat(mImageArray[0][0].format, mType); |
| |
| IDirect3DCubeTexture9 *texture; |
| |
| HRESULT result = device->CreateCubeTexture(mWidth, creationLevels(mWidth, 0), 0, format, D3DPOOL_DEFAULT, &texture, NULL); |
| |
| if (FAILED(result)) |
| { |
| ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY); |
| return error(GL_OUT_OF_MEMORY, (IDirect3DBaseTexture9*)NULL); |
| } |
| |
| if (mTexture) mTexture->Release(); |
| |
| mTexture = texture; |
| return mTexture; |
| } |
| |
| void TextureCubeMap::updateTexture() |
| { |
| IDirect3DDevice9 *device = getDevice(); |
| |
| for (int face = 0; face < 6; face++) |
| { |
| int levels = levelCount(); |
| for (int level = 0; level < levels; level++) |
| { |
| Image *img = &mImageArray[face][level]; |
| |
| if (img->dirty) |
| { |
| IDirect3DSurface9 *levelSurface = getCubeMapSurface(face, level); |
| ASSERT(levelSurface != NULL); |
| |
| if (levelSurface != NULL) |
| { |
| HRESULT result = device->UpdateSurface(img->surface, NULL, levelSurface, NULL); |
| ASSERT(SUCCEEDED(result)); |
| |
| levelSurface->Release(); |
| |
| img->dirty = false; |
| } |
| } |
| } |
| } |
| } |
| |
| IDirect3DBaseTexture9 *TextureCubeMap::convertToRenderTarget() |
| { |
| IDirect3DCubeTexture9 *texture = NULL; |
| |
| if (mWidth != 0) |
| { |
| egl::Display *display = getDisplay(); |
| IDirect3DDevice9 *device = getDevice(); |
| D3DFORMAT format = selectFormat(mImageArray[0][0].format, mType); |
| |
| HRESULT result = device->CreateCubeTexture(mWidth, creationLevels(mWidth, 0), D3DUSAGE_RENDERTARGET, format, D3DPOOL_DEFAULT, &texture, NULL); |
| |
| if (FAILED(result)) |
| { |
| ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY); |
| return error(GL_OUT_OF_MEMORY, (IDirect3DBaseTexture9*)NULL); |
| } |
| |
| if (mTexture != NULL) |
| { |
| int levels = levelCount(); |
| for (int f = 0; f < 6; f++) |
| { |
| for (int i = 0; i < levels; i++) |
| { |
| IDirect3DSurface9 *source; |
| result = mTexture->GetCubeMapSurface(static_cast<D3DCUBEMAP_FACES>(f), i, &source); |
| |
| if (FAILED(result)) |
| { |
| ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY); |
| |
| texture->Release(); |
| |
| return error(GL_OUT_OF_MEMORY, (IDirect3DBaseTexture9*)NULL); |
| } |
| |
| IDirect3DSurface9 *dest; |
| result = texture->GetCubeMapSurface(static_cast<D3DCUBEMAP_FACES>(f), i, &dest); |
| |
| if (FAILED(result)) |
| { |
| ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY); |
| |
| texture->Release(); |
| source->Release(); |
| |
| return error(GL_OUT_OF_MEMORY, (IDirect3DBaseTexture9*)NULL); |
| } |
| |
| display->endScene(); |
| result = device->StretchRect(source, NULL, dest, NULL, D3DTEXF_NONE); |
| |
| if (FAILED(result)) |
| { |
| ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY); |
| |
| texture->Release(); |
| source->Release(); |
| dest->Release(); |
| |
| return error(GL_OUT_OF_MEMORY, (IDirect3DBaseTexture9*)NULL); |
| } |
| } |
| } |
| } |
| } |
| |
| if (mTexture != NULL) |
| { |
| mTexture->Release(); |
| } |
| |
| mTexture = texture; |
| return mTexture; |
| } |
| |
| void TextureCubeMap::setImage(int face, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels) |
| { |
| redefineTexture(level, internalFormat, width); |
| |
| Texture::setImage(width, height, format, type, unpackAlignment, pixels, &mImageArray[face][level]); |
| } |
| |
| unsigned int TextureCubeMap::faceIndex(GLenum face) |
| { |
| META_ASSERT(GL_TEXTURE_CUBE_MAP_NEGATIVE_X - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 1); |
| META_ASSERT(GL_TEXTURE_CUBE_MAP_POSITIVE_Y - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 2); |
| META_ASSERT(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 3); |
| META_ASSERT(GL_TEXTURE_CUBE_MAP_POSITIVE_Z - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 4); |
| META_ASSERT(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 5); |
| |
| return face - GL_TEXTURE_CUBE_MAP_POSITIVE_X; |
| } |
| |
| bool TextureCubeMap::dirtyImageData() const |
| { |
| int q = log2(mWidth); |
| |
| for (int f = 0; f < 6; f++) |
| { |
| for (int i = 0; i <= q; i++) |
| { |
| if (mImageArray[f][i].dirty) return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| // While OpenGL doesn't check texture consistency until draw-time, D3D9 requires a complete texture |
| // for render-to-texture (such as CopyTexImage). We have no way of keeping individual inconsistent levels & faces. |
| // Call this when a particular level of the texture must be defined with a specific format, width and height. |
| // |
| // Returns true if the existing texture was unsuitable had to be destroyed. If so, it will also set |
| // a new size for the texture by working backwards from the given size. |
| bool TextureCubeMap::redefineTexture(GLint level, GLenum internalFormat, GLsizei width) |
| { |
| // Are these settings compatible with level 0? |
| bool sizeOkay = (mImageArray[0][0].width >> level == width); |
| |
| bool textureOkay = (sizeOkay && internalFormat == mImageArray[0][0].format); |
| |
| if (!textureOkay) |
| { |
| TRACE("Redefining cube texture (%d, 0x%04X, %d => 0x%04X, %d).", level, |
| mImageArray[0][0].format, mImageArray[0][0].width, |
| internalFormat, width); |
| |
| // Purge all the levels and the texture. |
| for (int i = 0; i < IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++) |
| { |
| for (int f = 0; f < 6; f++) |
| { |
| if (mImageArray[f][i].surface != NULL) |
| { |
| mImageArray[f][i].dirty = false; |
| |
| mImageArray[f][i].surface->Release(); |
| mImageArray[f][i].surface = NULL; |
| } |
| } |
| } |
| |
| if (mTexture != NULL) |
| { |
| mTexture->Release(); |
| mTexture = NULL; |
| dropTexture(); |
| } |
| |
| mWidth = width << level; |
| mImageArray[0][0].width = width << level; |
| mHeight = width << level; |
| mImageArray[0][0].height = width << level; |
| |
| mImageArray[0][0].format = internalFormat; |
| } |
| |
| return !textureOkay; |
| } |
| |
| void TextureCubeMap::copyImage(GLenum target, GLint level, GLenum internalFormat, GLint x, GLint y, GLsizei width, GLsizei height, RenderbufferStorage *source) |
| { |
| IDirect3DSurface9 *renderTarget = source->getRenderTarget(); |
| |
| if (!renderTarget) |
| { |
| ERR("Failed to retrieve the render target."); |
| return error(GL_OUT_OF_MEMORY); |
| } |
| |
| unsigned int faceindex = faceIndex(target); |
| bool redefined = redefineTexture(level, internalFormat, width); |
| |
| if (!isRenderableFormat()) |
| { |
| copyNonRenderable(&mImageArray[faceindex][level], internalFormat, 0, 0, x, y, width, height, renderTarget); |
| } |
| else |
| { |
| if (redefined) |
| { |
| convertToRenderTarget(); |
| pushTexture(mTexture, true); |
| } |
| else |
| { |
| needRenderTarget(); |
| } |
| |
| ASSERT(width == height); |
| |
| if (width > 0 && level < levelCount()) |
| { |
| RECT sourceRect; |
| sourceRect.left = x; |
| sourceRect.right = x + width; |
| sourceRect.top = y; |
| sourceRect.bottom = y + height; |
| |
| IDirect3DSurface9 *dest = getCubeMapSurface(target, level); |
| |
| getBlitter()->formatConvert(source->getRenderTarget(), sourceRect, internalFormat, 0, 0, dest); |
| dest->Release(); |
| } |
| } |
| |
| mImageArray[faceindex][level].width = width; |
| mImageArray[faceindex][level].height = height; |
| mImageArray[faceindex][level].format = internalFormat; |
| } |
| |
| IDirect3DSurface9 *TextureCubeMap::getCubeMapSurface(unsigned int faceIdentifier, unsigned int level) |
| { |
| unsigned int faceIndex; |
| |
| if (faceIdentifier < 6) |
| { |
| faceIndex = faceIdentifier; |
| } |
| else if (faceIdentifier >= GL_TEXTURE_CUBE_MAP_POSITIVE_X && faceIdentifier <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z) |
| { |
| faceIndex = faceIdentifier - GL_TEXTURE_CUBE_MAP_POSITIVE_X; |
| } |
| else |
| { |
| UNREACHABLE(); |
| faceIndex = 0; |
| } |
| |
| if (mTexture == NULL) |
| { |
| UNREACHABLE(); |
| return NULL; |
| } |
| |
| IDirect3DSurface9 *surface = NULL; |
| |
| HRESULT hr = mTexture->GetCubeMapSurface(static_cast<D3DCUBEMAP_FACES>(faceIndex), level, &surface); |
| |
| return (SUCCEEDED(hr)) ? surface : NULL; |
| } |
| |
| void TextureCubeMap::copySubImage(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height, RenderbufferStorage *source) |
| { |
| GLsizei size = mImageArray[faceIndex(target)][level].width; |
| |
| if (xoffset + width > size || yoffset + height > size) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| IDirect3DSurface9 *renderTarget = source->getRenderTarget(); |
| |
| if (!renderTarget) |
| { |
| ERR("Failed to retrieve the render target."); |
| return error(GL_OUT_OF_MEMORY); |
| } |
| |
| unsigned int faceindex = faceIndex(target); |
| bool redefined = redefineTexture(0, mImageArray[0][0].format, mImageArray[0][0].width); |
| |
| if (!isRenderableFormat()) |
| { |
| copyNonRenderable(&mImageArray[faceindex][level], getFormat(), 0, 0, x, y, width, height, renderTarget); |
| } |
| else |
| { |
| if (redefined) |
| { |
| convertToRenderTarget(); |
| pushTexture(mTexture, true); |
| } |
| else |
| { |
| needRenderTarget(); |
| } |
| |
| if (level < levelCount()) |
| { |
| RECT sourceRect; |
| sourceRect.left = x; |
| sourceRect.right = x + width; |
| sourceRect.top = y; |
| sourceRect.bottom = y + height; |
| |
| IDirect3DSurface9 *dest = getCubeMapSurface(target, level); |
| |
| getBlitter()->formatConvert(source->getRenderTarget(), sourceRect, mImageArray[0][0].format, xoffset, yoffset, dest); |
| dest->Release(); |
| } |
| } |
| } |
| |
| bool TextureCubeMap::isCubeComplete() const |
| { |
| if (mImageArray[0][0].width == 0) |
| { |
| return false; |
| } |
| |
| for (unsigned int f = 1; f < 6; f++) |
| { |
| if (mImageArray[f][0].width != mImageArray[0][0].width |
| || mImageArray[f][0].format != mImageArray[0][0].format) |
| { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| void TextureCubeMap::generateMipmaps() |
| { |
| if (!isPow2(mImageArray[0][0].width) || !isCubeComplete()) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| // Purge array levels 1 through q and reset them to represent the generated mipmap levels. |
| unsigned int q = log2(mImageArray[0][0].width); |
| for (unsigned int f = 0; f < 6; f++) |
| { |
| for (unsigned int i = 1; i <= q; i++) |
| { |
| if (mImageArray[f][i].surface != NULL) |
| { |
| mImageArray[f][i].surface->Release(); |
| mImageArray[f][i].surface = NULL; |
| } |
| |
| mImageArray[f][i].dirty = false; |
| |
| mImageArray[f][i].format = mImageArray[f][0].format; |
| mImageArray[f][i].width = std::max(mImageArray[f][0].width >> i, 1); |
| mImageArray[f][i].height = mImageArray[f][i].width; |
| } |
| } |
| |
| if (isRenderable()) |
| { |
| if (mTexture == NULL) |
| { |
| return; |
| } |
| |
| for (unsigned int f = 0; f < 6; f++) |
| { |
| for (unsigned int i = 1; i <= q; i++) |
| { |
| IDirect3DSurface9 *upper = getCubeMapSurface(f, i-1); |
| IDirect3DSurface9 *lower = getCubeMapSurface(f, i); |
| |
| if (upper != NULL && lower != NULL) |
| { |
| getBlitter()->boxFilter(upper, lower); |
| } |
| |
| if (upper != NULL) upper->Release(); |
| if (lower != NULL) lower->Release(); |
| } |
| } |
| } |
| else |
| { |
| for (unsigned int f = 0; f < 6; f++) |
| { |
| for (unsigned int i = 1; i <= q; i++) |
| { |
| createSurface(mImageArray[f][i].width, mImageArray[f][i].height, mImageArray[f][i].format, mType, &mImageArray[f][i]); |
| if (mImageArray[f][i].surface == NULL) |
| { |
| return error(GL_OUT_OF_MEMORY); |
| } |
| |
| if (FAILED(D3DXLoadSurfaceFromSurface(mImageArray[f][i].surface, NULL, NULL, mImageArray[f][i - 1].surface, NULL, NULL, D3DX_FILTER_BOX, 0))) |
| { |
| ERR(" failed to load filter %d to %d.", i - 1, i); |
| } |
| |
| mImageArray[f][i].dirty = true; |
| } |
| } |
| |
| mDirtyMetaData = true; |
| } |
| } |
| |
| Renderbuffer *TextureCubeMap::getColorbuffer(GLenum target) |
| { |
| if (!IsCubemapTextureTarget(target)) |
| { |
| return error(GL_INVALID_OPERATION, (Renderbuffer *)NULL); |
| } |
| |
| unsigned int face = faceIndex(target); |
| |
| if (mFaceProxies[face].get() == NULL) |
| { |
| mFaceProxies[face].set(new Renderbuffer(id(), new TextureColorbufferProxy(this, target))); |
| } |
| |
| return mFaceProxies[face].get(); |
| } |
| |
| IDirect3DSurface9 *TextureCubeMap::getRenderTarget(GLenum target) |
| { |
| ASSERT(IsCubemapTextureTarget(target)); |
| |
| needRenderTarget(); |
| |
| if (mTexture == NULL) |
| { |
| return NULL; |
| } |
| |
| IDirect3DSurface9 *renderTarget = NULL; |
| mTexture->GetCubeMapSurface(static_cast<D3DCUBEMAP_FACES>(faceIndex(target)), 0, &renderTarget); |
| |
| return renderTarget; |
| } |
| |
| Texture::TextureColorbufferProxy::TextureColorbufferProxy(Texture *texture, GLenum target) |
| : Colorbuffer(texture), mTexture(texture), mTarget(target) |
| { |
| ASSERT(IsTextureTarget(target)); |
| } |
| |
| void Texture::TextureColorbufferProxy::addRef() const |
| { |
| mTexture->addRef(); |
| } |
| |
| void Texture::TextureColorbufferProxy::release() const |
| { |
| mTexture->release(); |
| } |
| |
| IDirect3DSurface9 *Texture::TextureColorbufferProxy::getRenderTarget() |
| { |
| if (mRenderTarget) mRenderTarget->Release(); |
| |
| mRenderTarget = mTexture->getRenderTarget(mTarget); |
| |
| return mRenderTarget; |
| } |
| |
| int Texture::TextureColorbufferProxy::getWidth() const |
| { |
| return mTexture->getWidth(); |
| } |
| |
| int Texture::TextureColorbufferProxy::getHeight() const |
| { |
| return mTexture->getHeight(); |
| } |
| |
| GLenum Texture::TextureColorbufferProxy::getFormat() const |
| { |
| return mTexture->getFormat(); |
| } |
| |
| bool Texture::TextureColorbufferProxy::isFloatingPoint() const |
| { |
| return mTexture->isFloatingPoint(); |
| } |
| |
| } |
