diff options
Diffstat (limited to 'src/3rdparty/angle/src/libGLESv2/validationES3.cpp')
-rw-r--r-- | src/3rdparty/angle/src/libGLESv2/validationES3.cpp | 1286 |
1 files changed, 0 insertions, 1286 deletions
diff --git a/src/3rdparty/angle/src/libGLESv2/validationES3.cpp b/src/3rdparty/angle/src/libGLESv2/validationES3.cpp deleted file mode 100644 index 2d3a039e13..0000000000 --- a/src/3rdparty/angle/src/libGLESv2/validationES3.cpp +++ /dev/null @@ -1,1286 +0,0 @@ -// -// Copyright (c) 2013-2014 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. -// - -// validationES3.cpp: Validation functions for OpenGL ES 3.0 entry point parameters - -#include "libGLESv2/validationES3.h" -#include "libGLESv2/validationES.h" -#include "libGLESv2/Context.h" -#include "libGLESv2/Texture.h" -#include "libGLESv2/Framebuffer.h" -#include "libGLESv2/Renderbuffer.h" -#include "libGLESv2/formatutils.h" -#include "libGLESv2/main.h" -#include "libGLESv2/FramebufferAttachment.h" - -#include "common/mathutil.h" - -namespace gl -{ - -struct ES3FormatCombination -{ - GLenum internalFormat; - GLenum format; - GLenum type; -}; - -bool operator<(const ES3FormatCombination& a, const ES3FormatCombination& b) -{ - return memcmp(&a, &b, sizeof(ES3FormatCombination)) < 0; -} - -typedef std::set<ES3FormatCombination> ES3FormatCombinationSet; - -static inline void InsertES3FormatCombo(ES3FormatCombinationSet *set, GLenum internalFormat, GLenum format, GLenum type) -{ - ES3FormatCombination info; - info.internalFormat = internalFormat; - info.format = format; - info.type = type; - set->insert(info); -} - -ES3FormatCombinationSet BuildES3FormatSet() -{ - ES3FormatCombinationSet set; - - // Format combinations from ES 3.0.1 spec, table 3.2 - - // | Internal format | Format | Type | - // | | | | - InsertES3FormatCombo(&set, GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_RGB5_A1, GL_RGBA, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_RGBA4, GL_RGBA, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_RGBA8_SNORM, GL_RGBA, GL_BYTE ); - InsertES3FormatCombo(&set, GL_RGBA4, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4 ); - InsertES3FormatCombo(&set, GL_RGB10_A2, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV ); - InsertES3FormatCombo(&set, GL_RGB5_A1, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV ); - InsertES3FormatCombo(&set, GL_RGB5_A1, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1 ); - InsertES3FormatCombo(&set, GL_RGBA16F, GL_RGBA, GL_HALF_FLOAT ); - InsertES3FormatCombo(&set, GL_RGBA16F, GL_RGBA, GL_HALF_FLOAT_OES ); - InsertES3FormatCombo(&set, GL_RGBA32F, GL_RGBA, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_RGBA16F, GL_RGBA, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_RGBA8UI, GL_RGBA_INTEGER, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_RGBA8I, GL_RGBA_INTEGER, GL_BYTE ); - InsertES3FormatCombo(&set, GL_RGBA16UI, GL_RGBA_INTEGER, GL_UNSIGNED_SHORT ); - InsertES3FormatCombo(&set, GL_RGBA16I, GL_RGBA_INTEGER, GL_SHORT ); - InsertES3FormatCombo(&set, GL_RGBA32UI, GL_RGBA_INTEGER, GL_UNSIGNED_INT ); - InsertES3FormatCombo(&set, GL_RGBA32I, GL_RGBA_INTEGER, GL_INT ); - InsertES3FormatCombo(&set, GL_RGB10_A2UI, GL_RGBA_INTEGER, GL_UNSIGNED_INT_2_10_10_10_REV ); - InsertES3FormatCombo(&set, GL_RGB8, GL_RGB, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_RGB565, GL_RGB, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_SRGB8, GL_RGB, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_RGB8_SNORM, GL_RGB, GL_BYTE ); - InsertES3FormatCombo(&set, GL_RGB565, GL_RGB, GL_UNSIGNED_SHORT_5_6_5 ); - InsertES3FormatCombo(&set, GL_R11F_G11F_B10F, GL_RGB, GL_UNSIGNED_INT_10F_11F_11F_REV ); - InsertES3FormatCombo(&set, GL_RGB9_E5, GL_RGB, GL_UNSIGNED_INT_5_9_9_9_REV ); - InsertES3FormatCombo(&set, GL_RGB16F, GL_RGB, GL_HALF_FLOAT ); - InsertES3FormatCombo(&set, GL_RGB16F, GL_RGB, GL_HALF_FLOAT_OES ); - InsertES3FormatCombo(&set, GL_R11F_G11F_B10F, GL_RGB, GL_HALF_FLOAT ); - InsertES3FormatCombo(&set, GL_R11F_G11F_B10F, GL_RGB, GL_HALF_FLOAT_OES ); - InsertES3FormatCombo(&set, GL_RGB9_E5, GL_RGB, GL_HALF_FLOAT ); - InsertES3FormatCombo(&set, GL_RGB9_E5, GL_RGB, GL_HALF_FLOAT_OES ); - InsertES3FormatCombo(&set, GL_RGB32F, GL_RGB, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_RGB16F, GL_RGB, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_R11F_G11F_B10F, GL_RGB, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_RGB9_E5, GL_RGB, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_RGB8UI, GL_RGB_INTEGER, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_RGB8I, GL_RGB_INTEGER, GL_BYTE ); - InsertES3FormatCombo(&set, GL_RGB16UI, GL_RGB_INTEGER, GL_UNSIGNED_SHORT ); - InsertES3FormatCombo(&set, GL_RGB16I, GL_RGB_INTEGER, GL_SHORT ); - InsertES3FormatCombo(&set, GL_RGB32UI, GL_RGB_INTEGER, GL_UNSIGNED_INT ); - InsertES3FormatCombo(&set, GL_RGB32I, GL_RGB_INTEGER, GL_INT ); - InsertES3FormatCombo(&set, GL_RG8, GL_RG, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_RG8_SNORM, GL_RG, GL_BYTE ); - InsertES3FormatCombo(&set, GL_RG16F, GL_RG, GL_HALF_FLOAT ); - InsertES3FormatCombo(&set, GL_RG16F, GL_RG, GL_HALF_FLOAT_OES ); - InsertES3FormatCombo(&set, GL_RG32F, GL_RG, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_RG16F, GL_RG, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_RG8UI, GL_RG_INTEGER, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_RG8I, GL_RG_INTEGER, GL_BYTE ); - InsertES3FormatCombo(&set, GL_RG16UI, GL_RG_INTEGER, GL_UNSIGNED_SHORT ); - InsertES3FormatCombo(&set, GL_RG16I, GL_RG_INTEGER, GL_SHORT ); - InsertES3FormatCombo(&set, GL_RG32UI, GL_RG_INTEGER, GL_UNSIGNED_INT ); - InsertES3FormatCombo(&set, GL_RG32I, GL_RG_INTEGER, GL_INT ); - InsertES3FormatCombo(&set, GL_R8, GL_RED, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_R8_SNORM, GL_RED, GL_BYTE ); - InsertES3FormatCombo(&set, GL_R16F, GL_RED, GL_HALF_FLOAT ); - InsertES3FormatCombo(&set, GL_R16F, GL_RED, GL_HALF_FLOAT_OES ); - InsertES3FormatCombo(&set, GL_R32F, GL_RED, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_R16F, GL_RED, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_R8UI, GL_RED_INTEGER, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_R8I, GL_RED_INTEGER, GL_BYTE ); - InsertES3FormatCombo(&set, GL_R16UI, GL_RED_INTEGER, GL_UNSIGNED_SHORT ); - InsertES3FormatCombo(&set, GL_R16I, GL_RED_INTEGER, GL_SHORT ); - InsertES3FormatCombo(&set, GL_R32UI, GL_RED_INTEGER, GL_UNSIGNED_INT ); - InsertES3FormatCombo(&set, GL_R32I, GL_RED_INTEGER, GL_INT ); - - // Unsized formats - InsertES3FormatCombo(&set, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_RGBA, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4 ); - InsertES3FormatCombo(&set, GL_RGBA, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1 ); - InsertES3FormatCombo(&set, GL_RGB, GL_RGB, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_RGB, GL_RGB, GL_UNSIGNED_SHORT_5_6_5 ); - InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_LUMINANCE, GL_LUMINANCE, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_ALPHA, GL_ALPHA, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_SRGB_ALPHA_EXT, GL_SRGB_ALPHA_EXT, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_SRGB_EXT, GL_SRGB_EXT, GL_UNSIGNED_BYTE ); - - // Depth stencil formats - InsertES3FormatCombo(&set, GL_DEPTH_COMPONENT16, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT ); - InsertES3FormatCombo(&set, GL_DEPTH_COMPONENT24, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT ); - InsertES3FormatCombo(&set, GL_DEPTH_COMPONENT16, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT ); - InsertES3FormatCombo(&set, GL_DEPTH_COMPONENT32F, GL_DEPTH_COMPONENT, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_DEPTH24_STENCIL8, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8 ); - InsertES3FormatCombo(&set, GL_DEPTH32F_STENCIL8, GL_DEPTH_STENCIL, GL_FLOAT_32_UNSIGNED_INT_24_8_REV); - - // From GL_EXT_sRGB - InsertES3FormatCombo(&set, GL_SRGB8_ALPHA8_EXT, GL_SRGB_ALPHA_EXT, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_SRGB8, GL_SRGB_EXT, GL_UNSIGNED_BYTE ); - - // From GL_OES_texture_float - InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA, GL_LUMINANCE_ALPHA, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_LUMINANCE, GL_LUMINANCE, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_ALPHA, GL_ALPHA, GL_FLOAT ); - - // From GL_OES_texture_half_float - InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT ); - InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT_OES ); - InsertES3FormatCombo(&set, GL_LUMINANCE, GL_LUMINANCE, GL_HALF_FLOAT ); - InsertES3FormatCombo(&set, GL_LUMINANCE, GL_LUMINANCE, GL_HALF_FLOAT_OES ); - InsertES3FormatCombo(&set, GL_ALPHA, GL_ALPHA, GL_HALF_FLOAT ); - InsertES3FormatCombo(&set, GL_ALPHA, GL_ALPHA, GL_HALF_FLOAT_OES ); - - // From GL_EXT_texture_format_BGRA8888 - InsertES3FormatCombo(&set, GL_BGRA_EXT, GL_BGRA_EXT, GL_UNSIGNED_BYTE ); - - // From GL_EXT_texture_storage - // | Internal format | Format | Type | - // | | | | - InsertES3FormatCombo(&set, GL_ALPHA8_EXT, GL_ALPHA, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_LUMINANCE8_EXT, GL_LUMINANCE, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_LUMINANCE8_ALPHA8_EXT, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_ALPHA32F_EXT, GL_ALPHA, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_LUMINANCE32F_EXT, GL_LUMINANCE, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA32F_EXT, GL_LUMINANCE_ALPHA, GL_FLOAT ); - InsertES3FormatCombo(&set, GL_ALPHA16F_EXT, GL_ALPHA, GL_HALF_FLOAT ); - InsertES3FormatCombo(&set, GL_ALPHA16F_EXT, GL_ALPHA, GL_HALF_FLOAT_OES ); - InsertES3FormatCombo(&set, GL_LUMINANCE16F_EXT, GL_LUMINANCE, GL_HALF_FLOAT ); - InsertES3FormatCombo(&set, GL_LUMINANCE16F_EXT, GL_LUMINANCE, GL_HALF_FLOAT_OES ); - InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA16F_EXT, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT ); - InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA16F_EXT, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT_OES ); - - // From GL_EXT_texture_storage and GL_EXT_texture_format_BGRA8888 - InsertES3FormatCombo(&set, GL_BGRA8_EXT, GL_BGRA_EXT, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_BGRA4_ANGLEX, GL_BGRA_EXT, GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT); - InsertES3FormatCombo(&set, GL_BGRA4_ANGLEX, GL_BGRA_EXT, GL_UNSIGNED_BYTE ); - InsertES3FormatCombo(&set, GL_BGR5_A1_ANGLEX, GL_BGRA_EXT, GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT); - InsertES3FormatCombo(&set, GL_BGR5_A1_ANGLEX, GL_BGRA_EXT, GL_UNSIGNED_BYTE ); - - // From GL_ANGLE_depth_texture - InsertES3FormatCombo(&set, GL_DEPTH_COMPONENT32_OES, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT_24_8_OES ); - - // Compressed formats - // From ES 3.0.1 spec, table 3.16 - // | Internal format | Format | Type | - // | | | | - InsertES3FormatCombo(&set, GL_COMPRESSED_R11_EAC, GL_COMPRESSED_R11_EAC, GL_UNSIGNED_BYTE); - InsertES3FormatCombo(&set, GL_COMPRESSED_R11_EAC, GL_COMPRESSED_R11_EAC, GL_UNSIGNED_BYTE); - InsertES3FormatCombo(&set, GL_COMPRESSED_SIGNED_R11_EAC, GL_COMPRESSED_SIGNED_R11_EAC, GL_UNSIGNED_BYTE); - InsertES3FormatCombo(&set, GL_COMPRESSED_RG11_EAC, GL_COMPRESSED_RG11_EAC, GL_UNSIGNED_BYTE); - InsertES3FormatCombo(&set, GL_COMPRESSED_SIGNED_RG11_EAC, GL_COMPRESSED_SIGNED_RG11_EAC, GL_UNSIGNED_BYTE); - InsertES3FormatCombo(&set, GL_COMPRESSED_RGB8_ETC2, GL_COMPRESSED_RGB8_ETC2, GL_UNSIGNED_BYTE); - InsertES3FormatCombo(&set, GL_COMPRESSED_SRGB8_ETC2, GL_COMPRESSED_SRGB8_ETC2, GL_UNSIGNED_BYTE); - InsertES3FormatCombo(&set, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_UNSIGNED_BYTE); - InsertES3FormatCombo(&set, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_UNSIGNED_BYTE); - InsertES3FormatCombo(&set, GL_COMPRESSED_RGBA8_ETC2_EAC, GL_COMPRESSED_RGBA8_ETC2_EAC, GL_UNSIGNED_BYTE); - InsertES3FormatCombo(&set, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, GL_UNSIGNED_BYTE); - - - // From GL_EXT_texture_compression_dxt1 - InsertES3FormatCombo(&set, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE); - InsertES3FormatCombo(&set, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE); - - // From GL_ANGLE_texture_compression_dxt3 - InsertES3FormatCombo(&set, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, GL_UNSIGNED_BYTE); - - // From GL_ANGLE_texture_compression_dxt5 - InsertES3FormatCombo(&set, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, GL_UNSIGNED_BYTE); - - return set; -} - -static bool ValidateTexImageFormatCombination(gl::Context *context, GLenum internalFormat, GLenum format, GLenum type) -{ - // Note: dEQP 2013.4 expects an INVALID_VALUE error for TexImage3D with an invalid - // internal format. (dEQP-GLES3.functional.negative_api.texture.teximage3d) - const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(internalFormat); - if (!formatInfo.textureSupport(context->getClientVersion(), context->getExtensions())) - { - context->recordError(Error(GL_INVALID_ENUM)); - return false; - } - - // The type and format are valid if any supported internal format has that type and format - bool formatSupported = false; - bool typeSupported = false; - - static const ES3FormatCombinationSet es3FormatSet = BuildES3FormatSet(); - for (ES3FormatCombinationSet::const_iterator i = es3FormatSet.begin(); i != es3FormatSet.end(); i++) - { - if (i->format == format || i->type == type) - { - const gl::InternalFormat &info = gl::GetInternalFormatInfo(i->internalFormat); - bool supported = info.textureSupport(context->getClientVersion(), context->getExtensions()); - if (supported && i->type == type) - { - typeSupported = true; - } - if (supported && i->format == format) - { - formatSupported = true; - } - - // Early-out if both type and format are supported now - if (typeSupported && formatSupported) - { - break; - } - } - } - - if (!typeSupported || !formatSupported) - { - context->recordError(Error(GL_INVALID_ENUM)); - return false; - } - - // Check if this is a valid format combination to load texture data - ES3FormatCombination searchFormat; - searchFormat.internalFormat = internalFormat; - searchFormat.format = format; - searchFormat.type = type; - - if (es3FormatSet.find(searchFormat) == es3FormatSet.end()) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - return true; -} - -bool ValidateES3TexImageParameters(Context *context, GLenum target, GLint level, GLenum internalformat, bool isCompressed, bool isSubImage, - GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, - GLint border, GLenum format, GLenum type, const GLvoid *pixels) -{ - if (!ValidTexture2DDestinationTarget(context, target)) - { - context->recordError(Error(GL_INVALID_ENUM)); - return false; - } - - // Validate image size - if (!ValidImageSize(context, target, level, width, height, depth)) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - // Verify zero border - if (border != 0) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - if (xoffset < 0 || yoffset < 0 || zoffset < 0 || - std::numeric_limits<GLsizei>::max() - xoffset < width || - std::numeric_limits<GLsizei>::max() - yoffset < height || - std::numeric_limits<GLsizei>::max() - zoffset < depth) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - const gl::Caps &caps = context->getCaps(); - - gl::Texture *texture = NULL; - bool textureCompressed = false; - GLenum textureInternalFormat = GL_NONE; - GLint textureLevelWidth = 0; - GLint textureLevelHeight = 0; - GLint textureLevelDepth = 0; - switch (target) - { - case GL_TEXTURE_2D: - { - if (static_cast<GLuint>(width) > (caps.max2DTextureSize >> level) || - static_cast<GLuint>(height) > (caps.max2DTextureSize >> level)) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - gl::Texture2D *texture2d = context->getTexture2D(); - if (texture2d) - { - textureCompressed = texture2d->isCompressed(level); - textureInternalFormat = texture2d->getInternalFormat(level); - textureLevelWidth = texture2d->getWidth(level); - textureLevelHeight = texture2d->getHeight(level); - textureLevelDepth = 1; - texture = texture2d; - } - } - break; - - case GL_TEXTURE_CUBE_MAP_POSITIVE_X: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_X: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Y: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Z: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z: - { - if (!isSubImage && width != height) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - if (static_cast<GLuint>(width) > (caps.maxCubeMapTextureSize >> level)) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - gl::TextureCubeMap *textureCube = context->getTextureCubeMap(); - if (textureCube) - { - textureCompressed = textureCube->isCompressed(target, level); - textureInternalFormat = textureCube->getInternalFormat(target, level); - textureLevelWidth = textureCube->getWidth(target, level); - textureLevelHeight = textureCube->getHeight(target, level); - textureLevelDepth = 1; - texture = textureCube; - } - } - break; - - case GL_TEXTURE_3D: - { - if (static_cast<GLuint>(width) > (caps.max3DTextureSize >> level) || - static_cast<GLuint>(height) > (caps.max3DTextureSize >> level) || - static_cast<GLuint>(depth) > (caps.max3DTextureSize >> level)) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - gl::Texture3D *texture3d = context->getTexture3D(); - if (texture3d) - { - textureCompressed = texture3d->isCompressed(level); - textureInternalFormat = texture3d->getInternalFormat(level); - textureLevelWidth = texture3d->getWidth(level); - textureLevelHeight = texture3d->getHeight(level); - textureLevelDepth = texture3d->getDepth(level); - texture = texture3d; - } - } - break; - - case GL_TEXTURE_2D_ARRAY: - { - if (static_cast<GLuint>(width) > (caps.max2DTextureSize >> level) || - static_cast<GLuint>(height) > (caps.max2DTextureSize >> level) || - static_cast<GLuint>(depth) > (caps.maxArrayTextureLayers >> level)) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - gl::Texture2DArray *texture2darray = context->getTexture2DArray(); - if (texture2darray) - { - textureCompressed = texture2darray->isCompressed(level); - textureInternalFormat = texture2darray->getInternalFormat(level); - textureLevelWidth = texture2darray->getWidth(level); - textureLevelHeight = texture2darray->getHeight(level); - textureLevelDepth = texture2darray->getLayers(level); - texture = texture2darray; - } - } - break; - - default: - context->recordError(Error(GL_INVALID_ENUM)); - return false; - } - - if (!texture) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - if (texture->isImmutable() && !isSubImage) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - // Validate texture formats - GLenum actualInternalFormat = isSubImage ? textureInternalFormat : internalformat; - const gl::InternalFormat &actualFormatInfo = gl::GetInternalFormatInfo(actualInternalFormat); - if (isCompressed) - { - if (!ValidCompressedImageSize(context, actualInternalFormat, width, height)) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - if (!actualFormatInfo.compressed) - { - context->recordError(Error(GL_INVALID_ENUM)); - return false; - } - - if (target == GL_TEXTURE_3D) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - } - else - { - if (!ValidateTexImageFormatCombination(context, actualInternalFormat, format, type)) - { - return false; - } - - if (target == GL_TEXTURE_3D && (format == GL_DEPTH_COMPONENT || format == GL_DEPTH_STENCIL)) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - } - - // Validate sub image parameters - if (isSubImage) - { - if (isCompressed != textureCompressed) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - if (isCompressed) - { - if ((width % 4 != 0 && width != textureLevelWidth) || - (height % 4 != 0 && height != textureLevelHeight)) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - } - - if (width == 0 || height == 0 || depth == 0) - { - return false; - } - - if (xoffset < 0 || yoffset < 0 || zoffset < 0) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - if (std::numeric_limits<GLsizei>::max() - xoffset < width || - std::numeric_limits<GLsizei>::max() - yoffset < height || - std::numeric_limits<GLsizei>::max() - zoffset < depth) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - if (xoffset + width > textureLevelWidth || - yoffset + height > textureLevelHeight || - zoffset + depth > textureLevelDepth) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - } - - // Check for pixel unpack buffer related API errors - gl::Buffer *pixelUnpackBuffer = context->getState().getTargetBuffer(GL_PIXEL_UNPACK_BUFFER); - if (pixelUnpackBuffer != NULL) - { - // ...the data would be unpacked from the buffer object such that the memory reads required - // would exceed the data store size. - size_t widthSize = static_cast<size_t>(width); - size_t heightSize = static_cast<size_t>(height); - size_t depthSize = static_cast<size_t>(depth); - GLenum sizedFormat = GetSizedInternalFormat(actualInternalFormat, type); - - size_t pixelBytes = static_cast<size_t>(gl::GetInternalFormatInfo(sizedFormat).pixelBytes); - - if (!rx::IsUnsignedMultiplicationSafe(widthSize, heightSize) || - !rx::IsUnsignedMultiplicationSafe(widthSize * heightSize, depthSize) || - !rx::IsUnsignedMultiplicationSafe(widthSize * heightSize * depthSize, pixelBytes)) - { - // Overflow past the end of the buffer - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(sizedFormat); - size_t copyBytes = formatInfo.computeBlockSize(type, width, height); - size_t offset = reinterpret_cast<size_t>(pixels); - - if (!rx::IsUnsignedAdditionSafe(offset, copyBytes) || - ((offset + copyBytes) > static_cast<size_t>(pixelUnpackBuffer->getSize()))) - { - // Overflow past the end of the buffer - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - // ...data is not evenly divisible into the number of bytes needed to store in memory a datum - // indicated by type. - if (!isCompressed) - { - size_t dataBytesPerPixel = static_cast<size_t>(gl::GetTypeInfo(type).bytes); - - if ((offset % dataBytesPerPixel) != 0) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - } - - // ...the buffer object's data store is currently mapped. - if (pixelUnpackBuffer->isMapped()) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - } - - return true; -} - -struct EffectiveInternalFormatInfo -{ - GLenum mEffectiveFormat; - GLenum mDestFormat; - GLuint mMinRedBits; - GLuint mMaxRedBits; - GLuint mMinGreenBits; - GLuint mMaxGreenBits; - GLuint mMinBlueBits; - GLuint mMaxBlueBits; - GLuint mMinAlphaBits; - GLuint mMaxAlphaBits; - - EffectiveInternalFormatInfo(GLenum effectiveFormat, GLenum destFormat, GLuint minRedBits, GLuint maxRedBits, - GLuint minGreenBits, GLuint maxGreenBits, GLuint minBlueBits, GLuint maxBlueBits, - GLuint minAlphaBits, GLuint maxAlphaBits) - : mEffectiveFormat(effectiveFormat), mDestFormat(destFormat), mMinRedBits(minRedBits), - mMaxRedBits(maxRedBits), mMinGreenBits(minGreenBits), mMaxGreenBits(maxGreenBits), - mMinBlueBits(minBlueBits), mMaxBlueBits(maxBlueBits), mMinAlphaBits(minAlphaBits), - mMaxAlphaBits(maxAlphaBits) {}; -}; - -typedef std::vector<EffectiveInternalFormatInfo> EffectiveInternalFormatList; - -static EffectiveInternalFormatList BuildSizedEffectiveInternalFormatList() -{ - EffectiveInternalFormatList list; - - // OpenGL ES 3.0.3 Specification, Table 3.17, pg 141: Effective internal format coresponding to destination internal format and - // linear source buffer component sizes. - // | Source channel min/max sizes | - // Effective Internal Format | N/A | R | G | B | A | - list.push_back(EffectiveInternalFormatInfo(GL_ALPHA8_EXT, GL_NONE, 0, 0, 0, 0, 0, 0, 1, 8)); - list.push_back(EffectiveInternalFormatInfo(GL_R8, GL_NONE, 1, 8, 0, 0, 0, 0, 0, 0)); - list.push_back(EffectiveInternalFormatInfo(GL_RG8, GL_NONE, 1, 8, 1, 8, 0, 0, 0, 0)); - list.push_back(EffectiveInternalFormatInfo(GL_RGB565, GL_NONE, 1, 5, 1, 6, 1, 5, 0, 0)); - list.push_back(EffectiveInternalFormatInfo(GL_RGB8, GL_NONE, 6, 8, 7, 8, 6, 8, 0, 0)); - list.push_back(EffectiveInternalFormatInfo(GL_RGBA4, GL_NONE, 1, 4, 1, 4, 1, 4, 1, 4)); - list.push_back(EffectiveInternalFormatInfo(GL_RGB5_A1, GL_NONE, 5, 5, 5, 5, 5, 5, 1, 1)); - list.push_back(EffectiveInternalFormatInfo(GL_RGBA8, GL_NONE, 5, 8, 5, 8, 5, 8, 2, 8)); - list.push_back(EffectiveInternalFormatInfo(GL_RGB10_A2, GL_NONE, 9, 10, 9, 10, 9, 10, 2, 2)); - - return list; -} - -static EffectiveInternalFormatList BuildUnsizedEffectiveInternalFormatList() -{ - EffectiveInternalFormatList list; - - // OpenGL ES 3.0.3 Specification, Table 3.17, pg 141: Effective internal format coresponding to destination internal format and - // linear source buffer component sizes. - // | Source channel min/max sizes | - // Effective Internal Format | Dest Format | R | G | B | A | - list.push_back(EffectiveInternalFormatInfo(GL_ALPHA8_EXT, GL_ALPHA, 0, UINT_MAX, 0, UINT_MAX, 0, UINT_MAX, 1, 8)); - list.push_back(EffectiveInternalFormatInfo(GL_LUMINANCE8_EXT, GL_LUMINANCE, 1, 8, 0, UINT_MAX, 0, UINT_MAX, 0, UINT_MAX)); - list.push_back(EffectiveInternalFormatInfo(GL_LUMINANCE8_ALPHA8_EXT, GL_LUMINANCE_ALPHA, 1, 8, 0, UINT_MAX, 0, UINT_MAX, 1, 8)); - list.push_back(EffectiveInternalFormatInfo(GL_RGB565, GL_RGB, 1, 5, 1, 6, 1, 5, 0, UINT_MAX)); - list.push_back(EffectiveInternalFormatInfo(GL_RGB8, GL_RGB, 6, 8, 7, 8, 6, 8, 0, UINT_MAX)); - list.push_back(EffectiveInternalFormatInfo(GL_RGBA4, GL_RGBA, 1, 4, 1, 4, 1, 4, 1, 4)); - list.push_back(EffectiveInternalFormatInfo(GL_RGB5_A1, GL_RGBA, 5, 5, 5, 5, 5, 5, 1, 1)); - list.push_back(EffectiveInternalFormatInfo(GL_RGBA8, GL_RGBA, 5, 8, 5, 8, 5, 8, 5, 8)); - - return list; -} - -static bool GetEffectiveInternalFormat(const InternalFormat &srcFormat, const InternalFormat &destFormat, - GLenum *outEffectiveFormat) -{ - const EffectiveInternalFormatList *list = NULL; - GLenum targetFormat = GL_NONE; - - if (destFormat.pixelBytes > 0) - { - static const EffectiveInternalFormatList sizedList = BuildSizedEffectiveInternalFormatList(); - list = &sizedList; - } - else - { - static const EffectiveInternalFormatList unsizedList = BuildUnsizedEffectiveInternalFormatList(); - list = &unsizedList; - targetFormat = destFormat.format; - } - - for (size_t curFormat = 0; curFormat < list->size(); ++curFormat) - { - const EffectiveInternalFormatInfo& formatInfo = list->at(curFormat); - if ((formatInfo.mDestFormat == targetFormat) && - (formatInfo.mMinRedBits <= srcFormat.redBits && formatInfo.mMaxRedBits >= srcFormat.redBits) && - (formatInfo.mMinGreenBits <= srcFormat.greenBits && formatInfo.mMaxGreenBits >= srcFormat.greenBits) && - (formatInfo.mMinBlueBits <= srcFormat.blueBits && formatInfo.mMaxBlueBits >= srcFormat.blueBits) && - (formatInfo.mMinAlphaBits <= srcFormat.alphaBits && formatInfo.mMaxAlphaBits >= srcFormat.alphaBits)) - { - *outEffectiveFormat = formatInfo.mEffectiveFormat; - return true; - } - } - - return false; -} - -struct CopyConversion -{ - GLenum mTextureFormat; - GLenum mFramebufferFormat; - - CopyConversion(GLenum textureFormat, GLenum framebufferFormat) - : mTextureFormat(textureFormat), mFramebufferFormat(framebufferFormat) { } - - bool operator<(const CopyConversion& other) const - { - return memcmp(this, &other, sizeof(CopyConversion)) < 0; - } -}; - -typedef std::set<CopyConversion> CopyConversionSet; - -static CopyConversionSet BuildValidES3CopyTexImageCombinations() -{ - CopyConversionSet set; - - // From ES 3.0.1 spec, table 3.15 - set.insert(CopyConversion(GL_ALPHA, GL_RGBA)); - set.insert(CopyConversion(GL_LUMINANCE, GL_RED)); - set.insert(CopyConversion(GL_LUMINANCE, GL_RG)); - set.insert(CopyConversion(GL_LUMINANCE, GL_RGB)); - set.insert(CopyConversion(GL_LUMINANCE, GL_RGBA)); - set.insert(CopyConversion(GL_LUMINANCE_ALPHA, GL_RGBA)); - set.insert(CopyConversion(GL_RED, GL_RED)); - set.insert(CopyConversion(GL_RED, GL_RG)); - set.insert(CopyConversion(GL_RED, GL_RGB)); - set.insert(CopyConversion(GL_RED, GL_RGBA)); - set.insert(CopyConversion(GL_RG, GL_RG)); - set.insert(CopyConversion(GL_RG, GL_RGB)); - set.insert(CopyConversion(GL_RG, GL_RGBA)); - set.insert(CopyConversion(GL_RGB, GL_RGB)); - set.insert(CopyConversion(GL_RGB, GL_RGBA)); - set.insert(CopyConversion(GL_RGBA, GL_RGBA)); - - // Necessary for ANGLE back-buffers - set.insert(CopyConversion(GL_ALPHA, GL_BGRA_EXT)); - set.insert(CopyConversion(GL_LUMINANCE, GL_BGRA_EXT)); - set.insert(CopyConversion(GL_LUMINANCE_ALPHA, GL_BGRA_EXT)); - set.insert(CopyConversion(GL_RED, GL_BGRA_EXT)); - set.insert(CopyConversion(GL_RG, GL_BGRA_EXT)); - set.insert(CopyConversion(GL_RGB, GL_BGRA_EXT)); - set.insert(CopyConversion(GL_RGBA, GL_BGRA_EXT)); - - set.insert(CopyConversion(GL_RED_INTEGER, GL_RED_INTEGER)); - set.insert(CopyConversion(GL_RED_INTEGER, GL_RG_INTEGER)); - set.insert(CopyConversion(GL_RED_INTEGER, GL_RGB_INTEGER)); - set.insert(CopyConversion(GL_RED_INTEGER, GL_RGBA_INTEGER)); - set.insert(CopyConversion(GL_RG_INTEGER, GL_RG_INTEGER)); - set.insert(CopyConversion(GL_RG_INTEGER, GL_RGB_INTEGER)); - set.insert(CopyConversion(GL_RG_INTEGER, GL_RGBA_INTEGER)); - set.insert(CopyConversion(GL_RGB_INTEGER, GL_RGB_INTEGER)); - set.insert(CopyConversion(GL_RGB_INTEGER, GL_RGBA_INTEGER)); - set.insert(CopyConversion(GL_RGBA_INTEGER, GL_RGBA_INTEGER)); - - return set; -} - -static bool IsValidES3CopyTexImageCombination(GLenum textureInternalFormat, GLenum frameBufferInternalFormat, GLuint readBufferHandle) -{ - const InternalFormat &textureInternalFormatInfo = GetInternalFormatInfo(textureInternalFormat); - const InternalFormat &framebufferInternalFormatInfo = GetInternalFormatInfo(frameBufferInternalFormat); - - static const CopyConversionSet conversionSet = BuildValidES3CopyTexImageCombinations(); - if (conversionSet.find(CopyConversion(textureInternalFormatInfo.format, framebufferInternalFormatInfo.format)) != conversionSet.end()) - { - // Section 3.8.5 of the GLES 3.0.3 spec states that source and destination formats - // must both be signed, unsigned, or fixed point and both source and destinations - // must be either both SRGB or both not SRGB. EXT_color_buffer_float adds allowed - // conversion between fixed and floating point. - - if ((textureInternalFormatInfo.colorEncoding == GL_SRGB) != (framebufferInternalFormatInfo.colorEncoding == GL_SRGB)) - { - return false; - } - - if (((textureInternalFormatInfo.componentType == GL_INT) != (framebufferInternalFormatInfo.componentType == GL_INT )) || - ((textureInternalFormatInfo.componentType == GL_UNSIGNED_INT) != (framebufferInternalFormatInfo.componentType == GL_UNSIGNED_INT))) - { - return false; - } - - if ((textureInternalFormatInfo.componentType == GL_UNSIGNED_NORMALIZED || - textureInternalFormatInfo.componentType == GL_SIGNED_NORMALIZED || - textureInternalFormatInfo.componentType == GL_FLOAT) && - !(framebufferInternalFormatInfo.componentType == GL_UNSIGNED_NORMALIZED || - framebufferInternalFormatInfo.componentType == GL_SIGNED_NORMALIZED || - framebufferInternalFormatInfo.componentType == GL_FLOAT)) - { - return false; - } - - // GLES specification 3.0.3, sec 3.8.5, pg 139-140: - // The effective internal format of the source buffer is determined with the following rules applied in order: - // * If the source buffer is a texture or renderbuffer that was created with a sized internal format then the - // effective internal format is the source buffer's sized internal format. - // * If the source buffer is a texture that was created with an unsized base internal format, then the - // effective internal format is the source image array's effective internal format, as specified by table - // 3.12, which is determined from the <format> and <type> that were used when the source image array was - // specified by TexImage*. - // * Otherwise the effective internal format is determined by the row in table 3.17 or 3.18 where - // Destination Internal Format matches internalformat and where the [source channel sizes] are consistent - // with the values of the source buffer's [channel sizes]. Table 3.17 is used if the - // FRAMEBUFFER_ATTACHMENT_ENCODING is LINEAR and table 3.18 is used if the FRAMEBUFFER_ATTACHMENT_ENCODING - // is SRGB. - const InternalFormat *sourceEffectiveFormat = NULL; - if (readBufferHandle != 0) - { - // Not the default framebuffer, therefore the read buffer must be a user-created texture or renderbuffer - if (framebufferInternalFormatInfo.pixelBytes > 0) - { - sourceEffectiveFormat = &framebufferInternalFormatInfo; - } - else - { - // Renderbuffers cannot be created with an unsized internal format, so this must be an unsized-format - // texture. We can use the same table we use when creating textures to get its effective sized format. - const FormatType &typeInfo = GetFormatTypeInfo(framebufferInternalFormatInfo.format, framebufferInternalFormatInfo.type); - sourceEffectiveFormat = &GetInternalFormatInfo(typeInfo.internalFormat); - } - } - else - { - // The effective internal format must be derived from the source framebuffer's channel sizes. - // This is done in GetEffectiveInternalFormat for linear buffers (table 3.17) - if (framebufferInternalFormatInfo.colorEncoding == GL_LINEAR) - { - GLenum effectiveFormat; - if (GetEffectiveInternalFormat(framebufferInternalFormatInfo, textureInternalFormatInfo, &effectiveFormat)) - { - sourceEffectiveFormat = &GetInternalFormatInfo(effectiveFormat); - } - else - { - return false; - } - } - else if (framebufferInternalFormatInfo.colorEncoding == GL_SRGB) - { - // SRGB buffers can only be copied to sized format destinations according to table 3.18 - if ((textureInternalFormatInfo.pixelBytes > 0) && - (framebufferInternalFormatInfo.redBits >= 1 && framebufferInternalFormatInfo.redBits <= 8) && - (framebufferInternalFormatInfo.greenBits >= 1 && framebufferInternalFormatInfo.greenBits <= 8) && - (framebufferInternalFormatInfo.blueBits >= 1 && framebufferInternalFormatInfo.blueBits <= 8) && - (framebufferInternalFormatInfo.alphaBits >= 1 && framebufferInternalFormatInfo.alphaBits <= 8)) - { - sourceEffectiveFormat = &GetInternalFormatInfo(GL_SRGB8_ALPHA8); - } - else - { - return false; - } - } - else - { - UNREACHABLE(); - return false; - } - } - - if (textureInternalFormatInfo.pixelBytes > 0) - { - // Section 3.8.5 of the GLES 3.0.3 spec, pg 139, requires that, if the destination format is sized, - // component sizes of the source and destination formats must exactly match - if (textureInternalFormatInfo.redBits != sourceEffectiveFormat->redBits || - textureInternalFormatInfo.greenBits != sourceEffectiveFormat->greenBits || - textureInternalFormatInfo.blueBits != sourceEffectiveFormat->blueBits || - textureInternalFormatInfo.alphaBits != sourceEffectiveFormat->alphaBits) - { - return false; - } - } - - - return true; // A conversion function exists, and no rule in the specification has precluded conversion - // between these formats. - } - - return false; -} - -bool ValidateES3CopyTexImageParameters(Context *context, GLenum target, GLint level, GLenum internalformat, - bool isSubImage, GLint xoffset, GLint yoffset, GLint zoffset, - GLint x, GLint y, GLsizei width, GLsizei height, GLint border) -{ - GLenum textureInternalFormat; - if (!ValidateCopyTexImageParametersBase(context, target, level, internalformat, isSubImage, - xoffset, yoffset, zoffset, x, y, width, height, - border, &textureInternalFormat)) - { - return false; - } - - gl::Framebuffer *framebuffer = context->getState().getReadFramebuffer(); - - if (framebuffer->completeness(context->getData()) != GL_FRAMEBUFFER_COMPLETE) - { - context->recordError(Error(GL_INVALID_FRAMEBUFFER_OPERATION)); - return false; - } - - if (context->getState().getReadFramebuffer()->id() != 0 && - framebuffer->getSamples(context->getData()) != 0) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - gl::FramebufferAttachment *source = framebuffer->getReadColorbuffer(); - GLenum colorbufferInternalFormat = source->getInternalFormat(); - - if (isSubImage) - { - if (!IsValidES3CopyTexImageCombination(textureInternalFormat, colorbufferInternalFormat, - context->getState().getReadFramebuffer()->id())) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - } - else - { - if (!gl::IsValidES3CopyTexImageCombination(internalformat, colorbufferInternalFormat, - context->getState().getReadFramebuffer()->id())) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - } - - // If width or height is zero, it is a no-op. Return false without setting an error. - return (width > 0 && height > 0); -} - -bool ValidateES3TexStorageParameters(Context *context, GLenum target, GLsizei levels, GLenum internalformat, - GLsizei width, GLsizei height, GLsizei depth) -{ - if (width < 1 || height < 1 || depth < 1 || levels < 1) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - if (levels > gl::log2(std::max(std::max(width, height), depth)) + 1) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - const gl::Caps &caps = context->getCaps(); - - gl::Texture *texture = NULL; - switch (target) - { - case GL_TEXTURE_2D: - { - texture = context->getTexture2D(); - - if (static_cast<GLuint>(width) > caps.max2DTextureSize || - static_cast<GLuint>(height) > caps.max2DTextureSize) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - } - break; - - case GL_TEXTURE_CUBE_MAP: - { - texture = context->getTextureCubeMap(); - - if (width != height) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - if (static_cast<GLuint>(width) > caps.maxCubeMapTextureSize) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - } - break; - - case GL_TEXTURE_3D: - { - texture = context->getTexture3D(); - - if (static_cast<GLuint>(width) > caps.max3DTextureSize || - static_cast<GLuint>(height) > caps.max3DTextureSize || - static_cast<GLuint>(depth) > caps.max3DTextureSize) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - } - break; - - case GL_TEXTURE_2D_ARRAY: - { - texture = context->getTexture2DArray(); - - if (static_cast<GLuint>(width) > caps.max2DTextureSize || - static_cast<GLuint>(height) > caps.max2DTextureSize || - static_cast<GLuint>(depth) > caps.maxArrayTextureLayers) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - } - break; - - default: - context->recordError(Error(GL_INVALID_ENUM)); - return false; - } - - if (!texture || texture->id() == 0) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - if (texture->isImmutable()) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(internalformat); - if (!formatInfo.textureSupport(context->getClientVersion(), context->getExtensions())) - { - context->recordError(Error(GL_INVALID_ENUM)); - return false; - } - - if (formatInfo.pixelBytes == 0) - { - context->recordError(Error(GL_INVALID_ENUM)); - return false; - } - - return true; -} - -bool ValidateFramebufferTextureLayer(Context *context, GLenum target, GLenum attachment, - GLuint texture, GLint level, GLint layer) -{ - if (context->getClientVersion() < 3) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - if (layer < 0) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - if (!ValidateFramebufferTextureBase(context, target, attachment, texture, level)) - { - return false; - } - - const gl::Caps &caps = context->getCaps(); - if (texture != 0) - { - gl::Texture *tex = context->getTexture(texture); - ASSERT(tex); - - switch (tex->getTarget()) - { - case GL_TEXTURE_2D_ARRAY: - { - if (level > gl::log2(caps.max2DTextureSize)) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - if (static_cast<GLuint>(layer) >= caps.maxArrayTextureLayers) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - gl::Texture2DArray *texArray = static_cast<gl::Texture2DArray *>(tex); - if (texArray->isCompressed(level)) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - } - break; - - case GL_TEXTURE_3D: - { - if (level > gl::log2(caps.max3DTextureSize)) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - if (static_cast<GLuint>(layer) >= caps.max3DTextureSize) - { - context->recordError(Error(GL_INVALID_VALUE)); - return false; - } - - gl::Texture3D *tex3d = static_cast<gl::Texture3D *>(tex); - if (tex3d->isCompressed(level)) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - } - break; - - default: - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - } - - return true; -} - -bool ValidES3ReadFormatType(Context *context, GLenum internalFormat, GLenum format, GLenum type) -{ - const gl::InternalFormat &internalFormatInfo = gl::GetInternalFormatInfo(internalFormat); - - switch (format) - { - case GL_RGBA: - switch (type) - { - case GL_UNSIGNED_BYTE: - break; - case GL_UNSIGNED_INT_2_10_10_10_REV: - if (internalFormat != GL_RGB10_A2) - { - return false; - } - break; - case GL_FLOAT: - if (internalFormatInfo.componentType != GL_FLOAT) - { - return false; - } - break; - default: - return false; - } - break; - case GL_RGBA_INTEGER: - switch (type) - { - case GL_INT: - if (internalFormatInfo.componentType != GL_INT) - { - return false; - } - break; - case GL_UNSIGNED_INT: - if (internalFormatInfo.componentType != GL_UNSIGNED_INT) - { - return false; - } - break; - default: - return false; - } - break; - case GL_BGRA_EXT: - switch (type) - { - case GL_UNSIGNED_BYTE: - case GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT: - case GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT: - break; - default: - return false; - } - break; - case GL_RG_EXT: - case GL_RED_EXT: - if (!context->getExtensions().textureRG) - { - return false; - } - switch (type) - { - case GL_UNSIGNED_BYTE: - break; - default: - return false; - } - break; - default: - return false; - } - return true; -} - -bool ValidateInvalidateFramebufferParameters(Context *context, GLenum target, GLsizei numAttachments, - const GLenum* attachments) -{ - bool defaultFramebuffer = false; - - switch (target) - { - case GL_DRAW_FRAMEBUFFER: - case GL_FRAMEBUFFER: - defaultFramebuffer = context->getState().getDrawFramebuffer()->id() == 0; - break; - case GL_READ_FRAMEBUFFER: - defaultFramebuffer = context->getState().getReadFramebuffer()->id() == 0; - break; - default: - context->recordError(Error(GL_INVALID_ENUM)); - return false; - } - - for (int i = 0; i < numAttachments; ++i) - { - if (attachments[i] >= GL_COLOR_ATTACHMENT0 && attachments[i] <= GL_COLOR_ATTACHMENT15) - { - if (defaultFramebuffer) - { - context->recordError(Error(GL_INVALID_ENUM)); - return false; - } - - if (attachments[i] >= GL_COLOR_ATTACHMENT0 + context->getCaps().maxColorAttachments) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - } - else - { - switch (attachments[i]) - { - case GL_DEPTH_ATTACHMENT: - case GL_STENCIL_ATTACHMENT: - case GL_DEPTH_STENCIL_ATTACHMENT: - if (defaultFramebuffer) - { - context->recordError(Error(GL_INVALID_ENUM)); - return false; - } - break; - case GL_COLOR: - case GL_DEPTH: - case GL_STENCIL: - if (!defaultFramebuffer) - { - context->recordError(Error(GL_INVALID_ENUM)); - return false; - } - break; - default: - context->recordError(Error(GL_INVALID_ENUM)); - return false; - } - } - } - - return true; -} - -bool ValidateClearBuffer(Context *context) -{ - if (context->getClientVersion() < 3) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - const gl::Framebuffer *fbo = context->getState().getDrawFramebuffer(); - if (!fbo || fbo->completeness(context->getData()) != GL_FRAMEBUFFER_COMPLETE) - { - context->recordError(Error(GL_INVALID_FRAMEBUFFER_OPERATION)); - return false; - } - - return true; -} - -bool ValidateGetUniformuiv(Context *context, GLuint program, GLint location, GLuint* params) -{ - if (context->getClientVersion() < 3) - { - context->recordError(Error(GL_INVALID_OPERATION)); - return false; - } - - return ValidateGetUniformBase(context, program, location); -} - -} |