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authorapatrick@google.com <apatrick@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2009-11-24 21:17:43 +0000
committerapatrick@google.com <apatrick@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2009-11-24 21:17:43 +0000
commita7150972720d10eb13ec1461dcdd0836b86b2586 (patch)
tree89b3e5485df9d1baa4718ae3c5a76583af566f04 /gpu/command_buffer/common/gles2_cmd_utils.cc
parenteba9677e3ca98f6b968f1c5050141bf7b95d5421 (diff)
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Reverting the rest of 32952
TEST=none BUG=none git-svn-id: svn://svn.chromium.org/chrome/trunk/src@32970 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'gpu/command_buffer/common/gles2_cmd_utils.cc')
-rw-r--r--gpu/command_buffer/common/gles2_cmd_utils.cc347
1 files changed, 0 insertions, 347 deletions
diff --git a/gpu/command_buffer/common/gles2_cmd_utils.cc b/gpu/command_buffer/common/gles2_cmd_utils.cc
deleted file mode 100644
index 9b0c20b..0000000
--- a/gpu/command_buffer/common/gles2_cmd_utils.cc
+++ /dev/null
@@ -1,347 +0,0 @@
-// Copyright (c) 2006-2009 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// This file is here so other GLES2 related files can have a common set of
-// includes where appropriate.
-
-#include "gpu/command_buffer/common/gles2_cmd_utils.h"
-#include "gpu/command_buffer/common/gles2_cmd_format.h"
-
-namespace command_buffer {
-namespace gles2 {
-
-int GLES2Util::GLGetNumValuesReturned(int id) const {
- switch (id) {
- // -- glGetBooleanv, glGetFloatv, glGetIntergerv
- case GL_ACTIVE_TEXTURE:
- return 1;
- case GL_ALIASED_LINE_WIDTH_RANGE:
- return 2;
- case GL_ALIASED_POINT_SIZE_RANGE:
- return 1;
- case GL_ALPHA_BITS:
- return 1;
- case GL_ARRAY_BUFFER_BINDING:
- return 1;
- case GL_BLEND:
- return 1;
- case GL_BLEND_COLOR:
- return 4;
- case GL_BLEND_DST_ALPHA:
- return 1;
- case GL_BLEND_DST_RGB:
- return 1;
- case GL_BLEND_EQUATION_ALPHA:
- return 1;
- case GL_BLEND_EQUATION_RGB:
- return 1;
- case GL_BLEND_SRC_ALPHA:
- return 1;
- case GL_BLEND_SRC_RGB:
- return 1;
- case GL_BLUE_BITS:
- return 1;
- case GL_COLOR_CLEAR_VALUE:
- return 4;
- case GL_COLOR_WRITEMASK:
- return 4;
- case GL_COMPRESSED_TEXTURE_FORMATS:
- return num_compressed_texture_formats_;
- case GL_CULL_FACE:
- return 1;
- case GL_CULL_FACE_MODE:
- return 1;
- case GL_CURRENT_PROGRAM:
- return 1;
- case GL_DEPTH_BITS:
- return 1;
- case GL_DEPTH_CLEAR_VALUE:
- return 1;
- case GL_DEPTH_FUNC:
- return 1;
- case GL_DEPTH_RANGE:
- return 2;
- case GL_DEPTH_TEST:
- return 1;
- case GL_DEPTH_WRITEMASK:
- return 1;
- case GL_DITHER:
- return 1;
- case GL_ELEMENT_ARRAY_BUFFER_BINDING:
- return 1;
- case GL_FRAMEBUFFER_BINDING:
- return 1;
- case GL_FRONT_FACE:
- return 1;
- case GL_GENERATE_MIPMAP_HINT:
- return 1;
- case GL_GREEN_BITS:
- return 1;
- case GL_IMPLEMENTATION_COLOR_READ_FORMAT:
- return 1;
- case GL_IMPLEMENTATION_COLOR_READ_TYPE:
- return 1;
- case GL_LINE_WIDTH:
- return 1;
- case GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS:
- return 1;
- case GL_MAX_CUBE_MAP_TEXTURE_SIZE:
- return 1;
- case GL_MAX_FRAGMENT_UNIFORM_VECTORS:
- return 1;
- case GL_MAX_RENDERBUFFER_SIZE:
- return 1;
- case GL_MAX_TEXTURE_IMAGE_UNITS:
- return 1;
- case GL_MAX_TEXTURE_SIZE:
- return 1;
- case GL_MAX_VARYING_VECTORS:
- return 1;
- case GL_MAX_VERTEX_ATTRIBS:
- return 1;
- case GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS:
- return 1;
- case GL_MAX_VERTEX_UNIFORM_VECTORS:
- return 1;
- case GL_MAX_VIEWPORT_DIMS:
- return 2;
- case GL_NUM_COMPRESSED_TEXTURE_FORMATS:
- return 1;
- case GL_PACK_ALIGNMENT:
- return 1;
- case GL_POLYGON_OFFSET_FACTOR:
- return 1;
- case GL_POLYGON_OFFSET_FILL:
- return 1;
- case GL_POLYGON_OFFSET_UNITS:
- return 1;
- case GL_RED_BITS:
- return 1;
- case GL_RENDERBUFFER_BINDING:
- return 1;
- case GL_SAMPLE_BUFFERS:
- return 1;
- case GL_SAMPLE_COVERAGE_INVERT:
- return 1;
- case GL_SAMPLE_COVERAGE_VALUE:
- return 1;
- case GL_SAMPLES:
- return 1;
- case GL_SCISSOR_BOX:
- return 4;
- case GL_SCISSOR_TEST:
- return 1;
- case GL_SHADER_COMPILER:
- return 1;
- case GL_STENCIL_BACK_FAIL:
- return 1;
- case GL_STENCIL_BACK_FUNC:
- return 1;
- case GL_STENCIL_BACK_PASS_DEPTH_FAIL:
- return 1;
- case GL_STENCIL_BACK_PASS_DEPTH_PASS:
- return 1;
- case GL_STENCIL_BACK_REF:
- return 1;
- case GL_STENCIL_BACK_VALUE_MASK:
- return 1;
- case GL_STENCIL_BACK_WRITEMASK:
- return 1;
- case GL_STENCIL_BITS:
- return 1;
- case GL_STENCIL_CLEAR_VALUE:
- return 1;
- case GL_STENCIL_FAIL:
- return 1;
- case GL_STENCIL_FUNC:
- return 1;
- case GL_STENCIL_PASS_DEPTH_FAIL:
- return 1;
- case GL_STENCIL_PASS_DEPTH_PASS:
- return 1;
- case GL_STENCIL_REF:
- return 1;
- case GL_STENCIL_TEST:
- return 1;
- case GL_STENCIL_VALUE_MASK:
- return 1;
- case GL_STENCIL_WRITEMASK:
- return 1;
- case GL_SUBPIXEL_BITS:
- return 1;
- case GL_TEXTURE_BINDING_2D:
- return 1;
- case GL_TEXTURE_BINDING_CUBE_MAP:
- return 1;
- case GL_UNPACK_ALIGNMENT:
- return 1;
- case GL_VIEWPORT:
- return 4;
-
- // -- glGetBufferParameteriv
- case GL_BUFFER_SIZE:
- return 1;
- case GL_BUFFER_USAGE:
- return 1;
-
- // -- glGetFramebufferAttachmentParameteriv
- case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE:
- return 1;
- case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME:
- return 1;
- case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL:
- return 1;
- case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE:
- return 1;
-
- // -- glGetFramebufferAttachmentParameteriv
- case GL_DELETE_STATUS:
- return 1;
- case GL_LINK_STATUS:
- return 1;
- case GL_VALIDATE_STATUS:
- return 1;
- case GL_INFO_LOG_LENGTH:
- return 1;
- case GL_ATTACHED_SHADERS:
- return 1;
- case GL_ACTIVE_ATTRIBUTES:
- return 1;
- case GL_ACTIVE_ATTRIBUTE_MAX_LENGTH:
- return 1;
- case GL_ACTIVE_UNIFORMS:
- return 1;
- case GL_ACTIVE_UNIFORM_MAX_LENGTH:
- return 1;
-
-
- // -- glGetRenderbufferAttachmentParameteriv
- case GL_RENDERBUFFER_WIDTH:
- return 1;
- case GL_RENDERBUFFER_HEIGHT:
- return 1;
- case GL_RENDERBUFFER_INTERNAL_FORMAT:
- return 1;
- case GL_RENDERBUFFER_RED_SIZE:
- return 1;
- case GL_RENDERBUFFER_GREEN_SIZE:
- return 1;
- case GL_RENDERBUFFER_BLUE_SIZE:
- return 1;
- case GL_RENDERBUFFER_ALPHA_SIZE:
- return 1;
- case GL_RENDERBUFFER_DEPTH_SIZE:
- return 1;
- case GL_RENDERBUFFER_STENCIL_SIZE:
- return 1;
-
- // -- glGetShaderiv
- case GL_SHADER_TYPE:
- return 1;
- // Already defined under glGetFramebufferAttachemntParameteriv.
- // case GL_DELETE_STATUS:
- // return 1;
- case GL_COMPILE_STATUS:
- return 1;
- // Already defined under glGetFramebufferAttachemntParameteriv.
- // case GL_INFO_LOG_LENGTH:
- // return 1;
- case GL_SHADER_SOURCE_LENGTH:
- return 1;
-
- // -- glGetTexParameterfv, glGetTexParameteriv
- case GL_TEXTURE_MAG_FILTER:
- return 1;
- case GL_TEXTURE_MIN_FILTER:
- return 1;
- case GL_TEXTURE_WRAP_S:
- return 1;
- case GL_TEXTURE_WRAP_T:
- return 1;
-
- // -- glGetVertexAttribfv, glGetVertexAttribiv
- case GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING:
- return 1;
- case GL_VERTEX_ATTRIB_ARRAY_ENABLED:
- return 1;
- case GL_VERTEX_ATTRIB_ARRAY_SIZE:
- return 1;
- case GL_VERTEX_ATTRIB_ARRAY_STRIDE:
- return 1;
- case GL_VERTEX_ATTRIB_ARRAY_TYPE:
- return 1;
- case GL_VERTEX_ATTRIB_ARRAY_NORMALIZED:
- return 1;
- case GL_CURRENT_VERTEX_ATTRIB:
- return 4;
-
- // bad enum
- default:
- return 0;
- }
-}
-
-namespace {
-
-// Return the number of elements per group of a specified format.
-int ElementsPerGroup(int format, int type) {
- switch (type) {
- case GL_UNSIGNED_SHORT_5_6_5:
- case GL_UNSIGNED_SHORT_4_4_4_4:
- case GL_UNSIGNED_SHORT_5_5_5_1:
- return 1;
- default:
- break;
- }
-
- switch (format) {
- case GL_RGB:
- return 3;
- case GL_LUMINANCE_ALPHA:
- return 2;
- case GL_RGBA:
- return 4;
- case GL_ALPHA:
- case GL_LUMINANCE:
- return 1;
- default:
- return 0;
- }
-}
-
-// Return the number of bytes per element, based on the element type.
-int BytesPerElement(int type) {
- switch (type) {
- case GL_UNSIGNED_SHORT:
- case GL_SHORT:
- case GL_UNSIGNED_SHORT_5_6_5:
- case GL_UNSIGNED_SHORT_4_4_4_4:
- case GL_UNSIGNED_SHORT_5_5_5_1:
- return 2;
- case GL_UNSIGNED_BYTE:
- case GL_BYTE:
- return 1;
- default:
- return 0;
- }
-}
-
-} // anonymous namespace
-
-// Returns the amount of data glTexImage2D or glTexSubImage2D will access.
-uint32 GLES2Util::ComputeImageDataSize(
- int width, int height, int format, int type, int unpack_alignment) {
- uint32 bytes_per_group = BytesPerElement(ElementsPerGroup(format, type));
- uint32 row_size = width * bytes_per_group;
- if (height > 1) {
- uint32 padded_row_size = ((row_size + unpack_alignment - 1) /
- unpack_alignment) * unpack_alignment;
- return height - 1 * padded_row_size + row_size;
- }
- return height * row_size;
-}
-
-} // namespace gles2
-} // namespace command_buffer
-