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Unified Diff: cc/output/geometry_binding.cc

Issue 1531403002: Revert "Delete CC." (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Created 5 years ago
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Index: cc/output/geometry_binding.cc
diff --git a/cc/output/geometry_binding.cc b/cc/output/geometry_binding.cc
new file mode 100644
index 0000000000000000000000000000000000000000..88a37deee82924cc137d58510ff739057d66fe40
--- /dev/null
+++ b/cc/output/geometry_binding.cc
@@ -0,0 +1,80 @@
+// Copyright 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 "cc/output/geometry_binding.h"
+
+#include "cc/output/gl_renderer.h" // For the GLC() macro.
+#include "gpu/command_buffer/client/gles2_interface.h"
+#include "ui/gfx/geometry/rect_f.h"
+
+namespace cc {
+
+void SetupGLContext(gpu::gles2::GLES2Interface* gl,
+ GLuint quad_elements_vbo,
+ GLuint quad_vertices_vbo) {
+ GLC(gl, gl->BindBuffer(GL_ELEMENT_ARRAY_BUFFER, quad_elements_vbo));
+
+ GLC(gl, gl->BindBuffer(GL_ARRAY_BUFFER, quad_vertices_vbo));
+ // OpenGL defines the last parameter to VertexAttribPointer as type
+ // "const GLvoid*" even though it is actually an offset into the buffer
+ // object's data store and not a pointer to the client's address space.
+ const void* offsets[3] = {
+ 0,
+ reinterpret_cast<const void*>(3 * sizeof(float)),
+ reinterpret_cast<const void*>(5 * sizeof(float)),
+ };
+
+ GLC(gl,
+ gl->VertexAttribPointer(GeometryBinding::PositionAttribLocation(), 3,
+ GL_FLOAT, false, 6 * sizeof(float), offsets[0]));
+ GLC(gl,
+ gl->VertexAttribPointer(GeometryBinding::TexCoordAttribLocation(), 2,
+ GL_FLOAT, false, 6 * sizeof(float), offsets[1]));
+ GLC(gl,
+ gl->VertexAttribPointer(GeometryBinding::TriangleIndexAttribLocation(), 1,
+ GL_FLOAT, false, 6 * sizeof(float), offsets[2]));
+ GLC(gl,
+ gl->EnableVertexAttribArray(GeometryBinding::PositionAttribLocation()));
+ GLC(gl,
+ gl->EnableVertexAttribArray(GeometryBinding::TexCoordAttribLocation()));
+ GLC(gl, gl->EnableVertexAttribArray(
+ GeometryBinding::TriangleIndexAttribLocation()));
+}
+
+GeometryBindingQuad::GeometryBindingQuad() {
+ v0 = {{0, 0, 0}, {0, 0}, 0};
+ v1 = {{0, 0, 0}, {0, 0}, 0};
+ v2 = {{0, 0, 0}, {0, 0}, 0};
+ v3 = {{0, 0, 0}, {0, 0}, 0};
+}
+
+GeometryBindingQuad::GeometryBindingQuad(const GeometryBindingVertex& vert0,
+ const GeometryBindingVertex& vert1,
+ const GeometryBindingVertex& vert2,
+ const GeometryBindingVertex& vert3) {
+ v0 = vert0;
+ v1 = vert1;
+ v2 = vert2;
+ v3 = vert3;
+}
+
+GeometryBindingQuadIndex::GeometryBindingQuadIndex() {
+ memset(data, 0x0, sizeof(data));
+}
+
+GeometryBindingQuadIndex::GeometryBindingQuadIndex(uint16 index0,
+ uint16 index1,
+ uint16 index2,
+ uint16 index3,
+ uint16 index4,
+ uint16 index5) {
+ data[0] = index0;
+ data[1] = index1;
+ data[2] = index2;
+ data[3] = index3;
+ data[4] = index4;
+ data[5] = index5;
+}
+
+} // namespace cc
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