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Diffstat (limited to 'chromium/media/tools/shader_bench/gpu_painter.cc')
-rw-r--r--chromium/media/tools/shader_bench/gpu_painter.cc92
1 files changed, 0 insertions, 92 deletions
diff --git a/chromium/media/tools/shader_bench/gpu_painter.cc b/chromium/media/tools/shader_bench/gpu_painter.cc
deleted file mode 100644
index e6350119307..00000000000
--- a/chromium/media/tools/shader_bench/gpu_painter.cc
+++ /dev/null
@@ -1,92 +0,0 @@
-// Copyright (c) 2011 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.
-
-#include "base/logging.h"
-#include "media/tools/shader_bench/gpu_painter.h"
-
-// Vertices for a full screen quad.
-static const float kVertices[8] = {
- -1.f, 1.f,
- -1.f, -1.f,
- 1.f, 1.f,
- 1.f, -1.f,
-};
-
-// Texture Coordinates mapping the entire texture.
-static const float kTextureCoords[8] = {
- 0, 0,
- 0, 1,
- 1, 0,
- 1, 1,
-};
-
-// Buffer size for compile errors.
-static const unsigned int kErrorSize = 4096;
-
-GPUPainter::GPUPainter()
- : surface_(NULL),
- context_(NULL) {
-}
-
-GPUPainter::~GPUPainter() {
-}
-
-void GPUPainter::SetGLContext(gfx::GLSurface* surface,
- gfx::GLContext* context) {
- surface_ = surface;
- context_ = context;
-}
-
-GLuint GPUPainter::LoadShader(unsigned type, const char* shader_source) {
- GLuint shader = glCreateShader(type);
- glShaderSource(shader, 1, &shader_source, NULL);
- glCompileShader(shader);
- int result = GL_FALSE;
- glGetShaderiv(shader, GL_COMPILE_STATUS, &result);
- if (!result) {
- char log[kErrorSize];
- int len;
- glGetShaderInfoLog(shader, kErrorSize - 1, &len, log);
- log[kErrorSize - 1] = 0;
- LOG(FATAL) << "Shader did not compile: " << log;
- }
- return shader;
-}
-
-GLuint GPUPainter::CreateShaderProgram(const char* vertex_shader_source,
- const char* fragment_shader_source) {
-
- // Create vertex and pixel shaders.
- GLuint vertex_shader = LoadShader(GL_VERTEX_SHADER, vertex_shader_source);
- GLuint fragment_shader =
- LoadShader(GL_FRAGMENT_SHADER, fragment_shader_source);
-
- // Create program and attach shaders.
- GLuint program = glCreateProgram();
- glAttachShader(program, vertex_shader);
- glAttachShader(program, fragment_shader);
- glDeleteShader(vertex_shader);
- glDeleteShader(fragment_shader);
- glLinkProgram(program);
- int result = GL_FALSE;
- glGetProgramiv(program, GL_LINK_STATUS, &result);
- if (!result) {
- char log[kErrorSize];
- int len;
- glGetProgramInfoLog(program, kErrorSize - 1, &len, log);
- log[kErrorSize - 1] = 0;
- LOG(FATAL) << "Program did not link: " << log;
- }
- glUseProgram(program);
-
- // Set common vertex parameters.
- int pos_location = glGetAttribLocation(program, "in_pos");
- glEnableVertexAttribArray(pos_location);
- glVertexAttribPointer(pos_location, 2, GL_FLOAT, GL_FALSE, 0, kVertices);
-
- int tc_location = glGetAttribLocation(program, "in_tc");
- glEnableVertexAttribArray(tc_location);
- glVertexAttribPointer(tc_location, 2, GL_FLOAT, GL_FALSE, 0, kTextureCoords);
- return program;
-}