summaryrefslogtreecommitdiffstats
path: root/gfx/angle/src/libANGLE/ContextState.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'gfx/angle/src/libANGLE/ContextState.cpp')
-rwxr-xr-xgfx/angle/src/libANGLE/ContextState.cpp618
1 files changed, 618 insertions, 0 deletions
diff --git a/gfx/angle/src/libANGLE/ContextState.cpp b/gfx/angle/src/libANGLE/ContextState.cpp
new file mode 100755
index 000000000..dbf867909
--- /dev/null
+++ b/gfx/angle/src/libANGLE/ContextState.cpp
@@ -0,0 +1,618 @@
+//
+// Copyright (c) 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.
+//
+
+// Data.cpp: Container class for all GL relevant state, caps and objects
+
+#include "libANGLE/ContextState.h"
+
+#include "libANGLE/Framebuffer.h"
+#include "libANGLE/ResourceManager.h"
+
+namespace gl
+{
+
+ContextState::ContextState(uintptr_t contextIn,
+ const Version &clientVersion,
+ State *stateIn,
+ const Caps &capsIn,
+ const TextureCapsMap &textureCapsIn,
+ const Extensions &extensionsIn,
+ const ResourceManager *resourceManagerIn,
+ const Limitations &limitationsIn,
+ const ResourceMap<Framebuffer> &framebufferMap)
+ : mClientVersion(clientVersion),
+ mContext(contextIn),
+ mState(stateIn),
+ mCaps(capsIn),
+ mTextureCaps(textureCapsIn),
+ mExtensions(extensionsIn),
+ mResourceManager(resourceManagerIn),
+ mLimitations(limitationsIn),
+ mFramebufferMap(framebufferMap)
+{
+}
+
+ContextState::~ContextState()
+{
+}
+
+const TextureCaps &ContextState::getTextureCap(GLenum internalFormat) const
+{
+ return mTextureCaps.get(internalFormat);
+}
+
+ValidationContext::ValidationContext(const Version &clientVersion,
+ State *state,
+ const Caps &caps,
+ const TextureCapsMap &textureCaps,
+ const Extensions &extensions,
+ const ResourceManager *resourceManager,
+ const Limitations &limitations,
+ const ResourceMap<Framebuffer> &framebufferMap,
+ bool skipValidation)
+ : mState(reinterpret_cast<uintptr_t>(this),
+ clientVersion,
+ state,
+ caps,
+ textureCaps,
+ extensions,
+ resourceManager,
+ limitations,
+ framebufferMap),
+ mSkipValidation(skipValidation)
+{
+}
+
+bool ValidationContext::getQueryParameterInfo(GLenum pname, GLenum *type, unsigned int *numParams)
+{
+ if (pname >= GL_DRAW_BUFFER0_EXT && pname <= GL_DRAW_BUFFER15_EXT)
+ {
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ }
+
+ // Please note: the query type returned for DEPTH_CLEAR_VALUE in this implementation
+ // is FLOAT rather than INT, as would be suggested by the GL ES 2.0 spec. This is due
+ // to the fact that it is stored internally as a float, and so would require conversion
+ // if returned from Context::getIntegerv. Since this conversion is already implemented
+ // in the case that one calls glGetIntegerv to retrieve a float-typed state variable, we
+ // place DEPTH_CLEAR_VALUE with the floats. This should make no difference to the calling
+ // application.
+ switch (pname)
+ {
+ case GL_COMPRESSED_TEXTURE_FORMATS:
+ {
+ *type = GL_INT;
+ *numParams = static_cast<unsigned int>(getCaps().compressedTextureFormats.size());
+ return true;
+ }
+ case GL_PROGRAM_BINARY_FORMATS_OES:
+ {
+ *type = GL_INT;
+ *numParams = static_cast<unsigned int>(getCaps().programBinaryFormats.size());
+ return true;
+ }
+ case GL_SHADER_BINARY_FORMATS:
+ {
+ *type = GL_INT;
+ *numParams = static_cast<unsigned int>(getCaps().shaderBinaryFormats.size());
+ return true;
+ }
+
+ case GL_MAX_VERTEX_ATTRIBS:
+ case GL_MAX_VERTEX_UNIFORM_VECTORS:
+ case GL_MAX_VARYING_VECTORS:
+ case GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS:
+ case GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS:
+ case GL_MAX_TEXTURE_IMAGE_UNITS:
+ case GL_MAX_FRAGMENT_UNIFORM_VECTORS:
+ case GL_MAX_RENDERBUFFER_SIZE:
+ case GL_MAX_COLOR_ATTACHMENTS_EXT:
+ case GL_MAX_DRAW_BUFFERS_EXT:
+ case GL_NUM_SHADER_BINARY_FORMATS:
+ case GL_NUM_COMPRESSED_TEXTURE_FORMATS:
+ case GL_ARRAY_BUFFER_BINDING:
+ // case GL_FRAMEBUFFER_BINDING: // equivalent to DRAW_FRAMEBUFFER_BINDING_ANGLE
+ case GL_DRAW_FRAMEBUFFER_BINDING_ANGLE:
+ case GL_READ_FRAMEBUFFER_BINDING_ANGLE:
+ case GL_RENDERBUFFER_BINDING:
+ case GL_CURRENT_PROGRAM:
+ case GL_PACK_ALIGNMENT:
+ case GL_PACK_REVERSE_ROW_ORDER_ANGLE:
+ case GL_UNPACK_ALIGNMENT:
+ case GL_GENERATE_MIPMAP_HINT:
+ case GL_FRAGMENT_SHADER_DERIVATIVE_HINT_OES:
+ case GL_RED_BITS:
+ case GL_GREEN_BITS:
+ case GL_BLUE_BITS:
+ case GL_ALPHA_BITS:
+ case GL_DEPTH_BITS:
+ case GL_STENCIL_BITS:
+ case GL_ELEMENT_ARRAY_BUFFER_BINDING:
+ case GL_CULL_FACE_MODE:
+ case GL_FRONT_FACE:
+ case GL_ACTIVE_TEXTURE:
+ case GL_STENCIL_FUNC:
+ case GL_STENCIL_VALUE_MASK:
+ case GL_STENCIL_REF:
+ case GL_STENCIL_FAIL:
+ case GL_STENCIL_PASS_DEPTH_FAIL:
+ case GL_STENCIL_PASS_DEPTH_PASS:
+ case GL_STENCIL_BACK_FUNC:
+ case GL_STENCIL_BACK_VALUE_MASK:
+ case GL_STENCIL_BACK_REF:
+ case GL_STENCIL_BACK_FAIL:
+ case GL_STENCIL_BACK_PASS_DEPTH_FAIL:
+ case GL_STENCIL_BACK_PASS_DEPTH_PASS:
+ case GL_DEPTH_FUNC:
+ case GL_BLEND_SRC_RGB:
+ case GL_BLEND_SRC_ALPHA:
+ case GL_BLEND_DST_RGB:
+ case GL_BLEND_DST_ALPHA:
+ case GL_BLEND_EQUATION_RGB:
+ case GL_BLEND_EQUATION_ALPHA:
+ case GL_STENCIL_WRITEMASK:
+ case GL_STENCIL_BACK_WRITEMASK:
+ case GL_STENCIL_CLEAR_VALUE:
+ case GL_SUBPIXEL_BITS:
+ case GL_MAX_TEXTURE_SIZE:
+ case GL_MAX_CUBE_MAP_TEXTURE_SIZE:
+ case GL_SAMPLE_BUFFERS:
+ case GL_SAMPLES:
+ case GL_IMPLEMENTATION_COLOR_READ_TYPE:
+ case GL_IMPLEMENTATION_COLOR_READ_FORMAT:
+ case GL_TEXTURE_BINDING_2D:
+ case GL_TEXTURE_BINDING_CUBE_MAP:
+ case GL_RESET_NOTIFICATION_STRATEGY_EXT:
+ case GL_NUM_PROGRAM_BINARY_FORMATS_OES:
+ {
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ }
+ case GL_MAX_SAMPLES_ANGLE:
+ {
+ if (!getExtensions().framebufferMultisample)
+ {
+ return false;
+ }
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ }
+ case GL_MAX_VIEWPORT_DIMS:
+ {
+ *type = GL_INT;
+ *numParams = 2;
+ return true;
+ }
+ case GL_VIEWPORT:
+ case GL_SCISSOR_BOX:
+ {
+ *type = GL_INT;
+ *numParams = 4;
+ return true;
+ }
+ case GL_SHADER_COMPILER:
+ case GL_SAMPLE_COVERAGE_INVERT:
+ case GL_DEPTH_WRITEMASK:
+ case GL_CULL_FACE: // CULL_FACE through DITHER are natural to IsEnabled,
+ case GL_POLYGON_OFFSET_FILL: // but can be retrieved through the Get{Type}v queries.
+ case GL_SAMPLE_ALPHA_TO_COVERAGE: // For this purpose, they are treated here as
+ // bool-natural
+ case GL_SAMPLE_COVERAGE:
+ case GL_SCISSOR_TEST:
+ case GL_STENCIL_TEST:
+ case GL_DEPTH_TEST:
+ case GL_BLEND:
+ case GL_DITHER:
+ case GL_CONTEXT_ROBUST_ACCESS_EXT:
+ {
+ *type = GL_BOOL;
+ *numParams = 1;
+ return true;
+ }
+ case GL_COLOR_WRITEMASK:
+ {
+ *type = GL_BOOL;
+ *numParams = 4;
+ return true;
+ }
+ case GL_POLYGON_OFFSET_FACTOR:
+ case GL_POLYGON_OFFSET_UNITS:
+ case GL_SAMPLE_COVERAGE_VALUE:
+ case GL_DEPTH_CLEAR_VALUE:
+ case GL_LINE_WIDTH:
+ {
+ *type = GL_FLOAT;
+ *numParams = 1;
+ return true;
+ }
+ case GL_ALIASED_LINE_WIDTH_RANGE:
+ case GL_ALIASED_POINT_SIZE_RANGE:
+ case GL_DEPTH_RANGE:
+ {
+ *type = GL_FLOAT;
+ *numParams = 2;
+ return true;
+ }
+ case GL_COLOR_CLEAR_VALUE:
+ case GL_BLEND_COLOR:
+ {
+ *type = GL_FLOAT;
+ *numParams = 4;
+ return true;
+ }
+ case GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT:
+ if (!getExtensions().maxTextureAnisotropy)
+ {
+ return false;
+ }
+ *type = GL_FLOAT;
+ *numParams = 1;
+ return true;
+ case GL_TIMESTAMP_EXT:
+ if (!getExtensions().disjointTimerQuery)
+ {
+ return false;
+ }
+ *type = GL_INT_64_ANGLEX;
+ *numParams = 1;
+ return true;
+ case GL_GPU_DISJOINT_EXT:
+ if (!getExtensions().disjointTimerQuery)
+ {
+ return false;
+ }
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ case GL_COVERAGE_MODULATION_CHROMIUM:
+ if (!getExtensions().framebufferMixedSamples)
+ {
+ return false;
+ }
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ case GL_TEXTURE_BINDING_EXTERNAL_OES:
+ if (!getExtensions().eglStreamConsumerExternal && !getExtensions().eglImageExternal)
+ {
+ return false;
+ }
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ }
+
+ if (getExtensions().debug)
+ {
+ switch (pname)
+ {
+ case GL_DEBUG_LOGGED_MESSAGES:
+ case GL_DEBUG_NEXT_LOGGED_MESSAGE_LENGTH:
+ case GL_DEBUG_GROUP_STACK_DEPTH:
+ case GL_MAX_DEBUG_MESSAGE_LENGTH:
+ case GL_MAX_DEBUG_LOGGED_MESSAGES:
+ case GL_MAX_DEBUG_GROUP_STACK_DEPTH:
+ case GL_MAX_LABEL_LENGTH:
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+
+ case GL_DEBUG_OUTPUT_SYNCHRONOUS:
+ case GL_DEBUG_OUTPUT:
+ *type = GL_BOOL;
+ *numParams = 1;
+ return true;
+ }
+ }
+
+ if (getExtensions().multisampleCompatibility)
+ {
+ switch (pname)
+ {
+ case GL_MULTISAMPLE_EXT:
+ case GL_SAMPLE_ALPHA_TO_ONE_EXT:
+ *type = GL_BOOL;
+ *numParams = 1;
+ return true;
+ }
+ }
+
+ if (getExtensions().pathRendering)
+ {
+ switch (pname)
+ {
+ case GL_PATH_MODELVIEW_MATRIX_CHROMIUM:
+ case GL_PATH_PROJECTION_MATRIX_CHROMIUM:
+ *type = GL_FLOAT;
+ *numParams = 16;
+ return true;
+ }
+ }
+
+ if (getExtensions().bindGeneratesResource)
+ {
+ switch (pname)
+ {
+ case GL_BIND_GENERATES_RESOURCE_CHROMIUM:
+ *type = GL_BOOL;
+ *numParams = 1;
+ return true;
+ }
+ }
+
+ if (getExtensions().sRGBWriteControl)
+ {
+ switch (pname)
+ {
+ case GL_FRAMEBUFFER_SRGB_EXT:
+ *type = GL_BOOL;
+ *numParams = 1;
+ return true;
+ }
+ }
+
+ // Check for ES3.0+ parameter names which are also exposed as ES2 extensions
+ switch (pname)
+ {
+ case GL_PACK_ROW_LENGTH:
+ case GL_PACK_SKIP_ROWS:
+ case GL_PACK_SKIP_PIXELS:
+ if ((getClientMajorVersion() < 3) && !getExtensions().packSubimage)
+ {
+ return false;
+ }
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ case GL_UNPACK_ROW_LENGTH:
+ case GL_UNPACK_SKIP_ROWS:
+ case GL_UNPACK_SKIP_PIXELS:
+ if ((getClientMajorVersion() < 3) && !getExtensions().unpackSubimage)
+ {
+ return false;
+ }
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ case GL_VERTEX_ARRAY_BINDING:
+ if ((getClientMajorVersion() < 3) && !getExtensions().vertexArrayObject)
+ {
+ return false;
+ }
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ case GL_PIXEL_PACK_BUFFER_BINDING:
+ case GL_PIXEL_UNPACK_BUFFER_BINDING:
+ if ((getClientMajorVersion() < 3) && !getExtensions().pixelBufferObject)
+ {
+ return false;
+ }
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ }
+
+ if (getClientVersion() < Version(3, 0))
+ {
+ return false;
+ }
+
+ // Check for ES3.0+ parameter names
+ switch (pname)
+ {
+ case GL_MAX_UNIFORM_BUFFER_BINDINGS:
+ case GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT:
+ case GL_UNIFORM_BUFFER_BINDING:
+ case GL_TRANSFORM_FEEDBACK_BINDING:
+ case GL_TRANSFORM_FEEDBACK_BUFFER_BINDING:
+ case GL_COPY_READ_BUFFER_BINDING:
+ case GL_COPY_WRITE_BUFFER_BINDING:
+ case GL_SAMPLER_BINDING:
+ case GL_READ_BUFFER:
+ case GL_TEXTURE_BINDING_3D:
+ case GL_TEXTURE_BINDING_2D_ARRAY:
+ case GL_MAX_3D_TEXTURE_SIZE:
+ case GL_MAX_ARRAY_TEXTURE_LAYERS:
+ case GL_MAX_VERTEX_UNIFORM_BLOCKS:
+ case GL_MAX_FRAGMENT_UNIFORM_BLOCKS:
+ case GL_MAX_COMBINED_UNIFORM_BLOCKS:
+ case GL_MAX_VERTEX_OUTPUT_COMPONENTS:
+ case GL_MAX_FRAGMENT_INPUT_COMPONENTS:
+ case GL_MAX_VARYING_COMPONENTS:
+ case GL_MAX_VERTEX_UNIFORM_COMPONENTS:
+ case GL_MAX_FRAGMENT_UNIFORM_COMPONENTS:
+ case GL_MIN_PROGRAM_TEXEL_OFFSET:
+ case GL_MAX_PROGRAM_TEXEL_OFFSET:
+ case GL_NUM_EXTENSIONS:
+ case GL_MAJOR_VERSION:
+ case GL_MINOR_VERSION:
+ case GL_MAX_ELEMENTS_INDICES:
+ case GL_MAX_ELEMENTS_VERTICES:
+ case GL_MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS:
+ case GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS:
+ case GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS:
+ case GL_UNPACK_IMAGE_HEIGHT:
+ case GL_UNPACK_SKIP_IMAGES:
+ {
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ }
+
+ case GL_MAX_ELEMENT_INDEX:
+ case GL_MAX_UNIFORM_BLOCK_SIZE:
+ case GL_MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS:
+ case GL_MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS:
+ case GL_MAX_SERVER_WAIT_TIMEOUT:
+ {
+ *type = GL_INT_64_ANGLEX;
+ *numParams = 1;
+ return true;
+ }
+
+ case GL_TRANSFORM_FEEDBACK_ACTIVE:
+ case GL_TRANSFORM_FEEDBACK_PAUSED:
+ case GL_PRIMITIVE_RESTART_FIXED_INDEX:
+ case GL_RASTERIZER_DISCARD:
+ {
+ *type = GL_BOOL;
+ *numParams = 1;
+ return true;
+ }
+
+ case GL_MAX_TEXTURE_LOD_BIAS:
+ {
+ *type = GL_FLOAT;
+ *numParams = 1;
+ return true;
+ }
+ }
+
+ if (getClientVersion() < Version(3, 1))
+ {
+ return false;
+ }
+
+ switch (pname)
+ {
+ case GL_MAX_FRAMEBUFFER_WIDTH:
+ case GL_MAX_FRAMEBUFFER_HEIGHT:
+ case GL_MAX_FRAMEBUFFER_SAMPLES:
+ case GL_MAX_SAMPLE_MASK_WORDS:
+ case GL_MAX_COLOR_TEXTURE_SAMPLES:
+ case GL_MAX_DEPTH_TEXTURE_SAMPLES:
+ case GL_MAX_INTEGER_SAMPLES:
+ case GL_MAX_VERTEX_ATTRIB_RELATIVE_OFFSET:
+ case GL_MAX_VERTEX_ATTRIB_BINDINGS:
+ case GL_MAX_VERTEX_ATTRIB_STRIDE:
+ case GL_MAX_VERTEX_ATOMIC_COUNTER_BUFFERS:
+ case GL_MAX_VERTEX_ATOMIC_COUNTERS:
+ case GL_MAX_VERTEX_IMAGE_UNIFORMS:
+ case GL_MAX_VERTEX_SHADER_STORAGE_BLOCKS:
+ case GL_MAX_FRAGMENT_ATOMIC_COUNTER_BUFFERS:
+ case GL_MAX_FRAGMENT_ATOMIC_COUNTERS:
+ case GL_MAX_FRAGMENT_IMAGE_UNIFORMS:
+ case GL_MAX_FRAGMENT_SHADER_STORAGE_BLOCKS:
+ case GL_MIN_PROGRAM_TEXTURE_GATHER_OFFSET:
+ case GL_MAX_PROGRAM_TEXTURE_GATHER_OFFSET:
+ case GL_MAX_COMPUTE_WORK_GROUP_INVOCATIONS:
+ case GL_MAX_COMPUTE_UNIFORM_BLOCKS:
+ case GL_MAX_COMPUTE_TEXTURE_IMAGE_UNITS:
+ case GL_MAX_COMPUTE_SHARED_MEMORY_SIZE:
+ case GL_MAX_COMPUTE_UNIFORM_COMPONENTS:
+ case GL_MAX_COMPUTE_ATOMIC_COUNTER_BUFFERS:
+ case GL_MAX_COMPUTE_ATOMIC_COUNTERS:
+ case GL_MAX_COMPUTE_IMAGE_UNIFORMS:
+ case GL_MAX_COMBINED_COMPUTE_UNIFORM_COMPONENTS:
+ case GL_MAX_COMPUTE_SHADER_STORAGE_BLOCKS:
+ case GL_MAX_COMBINED_SHADER_OUTPUT_RESOURCES:
+ case GL_MAX_UNIFORM_LOCATIONS:
+ case GL_MAX_ATOMIC_COUNTER_BUFFER_BINDINGS:
+ case GL_MAX_ATOMIC_COUNTER_BUFFER_SIZE:
+ case GL_MAX_COMBINED_ATOMIC_COUNTER_BUFFERS:
+ case GL_MAX_COMBINED_ATOMIC_COUNTERS:
+ case GL_MAX_IMAGE_UNITS:
+ case GL_MAX_COMBINED_IMAGE_UNIFORMS:
+ case GL_MAX_SHADER_STORAGE_BUFFER_BINDINGS:
+ case GL_MAX_COMBINED_SHADER_STORAGE_BLOCKS:
+ case GL_SHADER_STORAGE_BUFFER_OFFSET_ALIGNMENT:
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ case GL_MAX_SHADER_STORAGE_BLOCK_SIZE:
+ *type = GL_INT_64_ANGLEX;
+ *numParams = 1;
+ return true;
+ }
+
+ return false;
+}
+
+bool ValidationContext::getIndexedQueryParameterInfo(GLenum target,
+ GLenum *type,
+ unsigned int *numParams)
+{
+ if (getClientVersion() < Version(3, 0))
+ {
+ return false;
+ }
+
+ switch (target)
+ {
+ case GL_TRANSFORM_FEEDBACK_BUFFER_BINDING:
+ case GL_UNIFORM_BUFFER_BINDING:
+ {
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ }
+ case GL_TRANSFORM_FEEDBACK_BUFFER_START:
+ case GL_TRANSFORM_FEEDBACK_BUFFER_SIZE:
+ case GL_UNIFORM_BUFFER_START:
+ case GL_UNIFORM_BUFFER_SIZE:
+ {
+ *type = GL_INT_64_ANGLEX;
+ *numParams = 1;
+ return true;
+ }
+ }
+
+ if (getClientVersion() < Version(3, 1))
+ {
+ return false;
+ }
+
+ switch (target)
+ {
+ case GL_MAX_COMPUTE_WORK_GROUP_COUNT:
+ case GL_MAX_COMPUTE_WORK_GROUP_SIZE:
+ {
+ *type = GL_INT;
+ *numParams = 1;
+ return true;
+ }
+ }
+
+ return false;
+}
+
+Program *ValidationContext::getProgram(GLuint handle) const
+{
+ return mState.mResourceManager->getProgram(handle);
+}
+
+Shader *ValidationContext::getShader(GLuint handle) const
+{
+ return mState.mResourceManager->getShader(handle);
+}
+
+bool ValidationContext::isTextureGenerated(GLuint texture) const
+{
+ return mState.mResourceManager->isTextureGenerated(texture);
+}
+
+bool ValidationContext::isBufferGenerated(GLuint buffer) const
+{
+ return mState.mResourceManager->isBufferGenerated(buffer);
+}
+
+bool ValidationContext::isRenderbufferGenerated(GLuint renderbuffer) const
+{
+ return mState.mResourceManager->isRenderbufferGenerated(renderbuffer);
+}
+
+bool ValidationContext::isFramebufferGenerated(GLuint framebuffer) const
+{
+ ASSERT(mState.mFramebufferMap.find(0) != mState.mFramebufferMap.end());
+ return mState.mFramebufferMap.find(framebuffer) != mState.mFramebufferMap.end();
+}
+
+} // namespace gl