36 lines
1.1 KiB
C++
36 lines
1.1 KiB
C++
#include <unordered_map>
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#include <GLES/gl.h>
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#include "../passthrough.h"
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// Store Buffers
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static std::unordered_map<GLuint, GLuint> buffers_map;
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// Get Buffer
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GL_FUNC(glGenBuffers, void, (GLsizei n, GLuint *buffers));
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static GLuint get_real_buffer(GLuint fake_buffer) {
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if (buffers_map.count(fake_buffer) > 0) {
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return buffers_map[fake_buffer];
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} else {
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GLuint new_buffer;
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real_glGenBuffers()(1, &new_buffer);
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buffers_map[fake_buffer] = new_buffer;
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return get_real_buffer(fake_buffer);
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}
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}
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// Convert Fake Buffers To Real Buffers When Calling GL
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GL_FUNC(glBindBuffer, void, (GLenum target, GLuint buffer));
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void glBindBuffer(GLenum target, GLuint buffer) {
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real_glBindBuffer()(target, get_real_buffer(buffer));
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}
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GL_FUNC(glDeleteBuffers, void, (GLsizei n, const GLuint *buffers));
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void glDeleteBuffers(GLsizei n, const GLuint *buffers) {
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for (int i = 0; i < n; i++) {
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if (buffers_map.count(buffers[i]) > 0) {
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real_glDeleteBuffers()(1, &buffers_map[i]);
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buffers_map.erase(buffers[i]);
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}
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}
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}
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