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typedef struct glamor_gl_dispatch {
/* Transformation functions */
void (*glMatrixMode) (GLenum mode);
void (*glLoadIdentity) (void);
void (*glViewport) (GLint x, GLint y, GLsizei width,
GLsizei height);
/* Drawing functions */
void (*glRasterPos2i) (GLint x, GLint y);
/* Vertex Array */
void (*glDrawArrays) (GLenum mode, GLint first, GLsizei count);
/* Elements Array*/
void (*glDrawElements) (GLenum mode, GLsizei count, GLenum type, const GLvoid * indices);
/* Raster functions */
void (*glReadPixels) (GLint x, GLint y,
GLsizei width, GLsizei height,
GLenum format, GLenum type, GLvoid * pixels);
void (*glDrawPixels) (GLsizei width, GLsizei height,
GLenum format, GLenum type,
const GLvoid * pixels);
void (*glPixelStorei) (GLenum pname, GLint param);
/* Texture Mapping */
void (*glTexParameteri) (GLenum target, GLenum pname, GLint param);
void (*glTexImage2D) (GLenum target, GLint level,
GLint internalFormat,
GLsizei width, GLsizei height,
GLint border, GLenum format, GLenum type,
const GLvoid * pixels);
/* 1.1 */
void (*glGenTextures) (GLsizei n, GLuint * textures);
void (*glDeleteTextures) (GLsizei n, const GLuint * textures);
void (*glBindTexture) (GLenum target, GLuint texture);
void (*glTexSubImage2D) (GLenum target, GLint level,
GLint xoffset, GLint yoffset,
GLsizei width, GLsizei height,
GLenum format, GLenum type,
const GLvoid * pixels);
/* MISC */
void (*glFlush) (void);
void (*glFinish) (void);
void (*glGetIntegerv) (GLenum pname, GLint * params);
const GLubyte *(*glGetString) (GLenum name);
void (*glScissor) (GLint x, GLint y, GLsizei width,
GLsizei height);
void (*glEnable) (GLenum cap);
void (*glDisable) (GLenum cap);
void (*glBlendFunc) (GLenum sfactor, GLenum dfactor);
void (*glLogicOp) (GLenum opcode);
/* 1.3 */
void (*glActiveTexture) (GLenum texture);
/* GL Extentions */
void (*glGenBuffers) (GLsizei n, GLuint * buffers);
void (*glBufferData) (GLenum target, GLsizeiptr size,
const GLvoid * data, GLenum usage);
GLvoid *(*glMapBuffer) (GLenum target, GLenum access);
GLvoid *(*glMapBufferRange) (GLenum target, GLintptr offset, GLsizeiptr length, GLbitfield access);
GLboolean (*glUnmapBuffer) (GLenum target);
void (*glBindBuffer) (GLenum target, GLuint buffer);
void (*glDeleteBuffers) (GLsizei n, const GLuint * buffers);
void (*glFramebufferTexture2D) (GLenum target, GLenum attachment,
GLenum textarget, GLuint texture,
GLint level);
void (*glBindFramebuffer) (GLenum target, GLuint framebuffer);
void (*glDeleteFramebuffers) (GLsizei n,
const GLuint * framebuffers);
void (*glGenFramebuffers) (GLsizei n, GLuint * framebuffers);
GLenum (*glCheckFramebufferStatus) (GLenum target);
void (*glBlitFramebuffer) (GLint srcX0, GLint srcY0, GLint srcX1,
GLint srcY1, GLint dstX0, GLint dstY0,
GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter);
void (*glVertexAttribPointer) (GLuint index, GLint size,
GLenum type, GLboolean normalized,
GLsizei stride,
const GLvoid * pointer);
void (*glDisableVertexAttribArray) (GLuint index);
void (*glEnableVertexAttribArray) (GLuint index);
void (*glBindAttribLocation) (GLuint program, GLuint index,
const GLchar * name);
void (*glLinkProgram) (GLuint program);
void (*glShaderSource) (GLuint shader, GLsizei count,
const GLchar * *string,
const GLint * length);
void (*glUseProgram) (GLuint program);
void (*glUniform1i) (GLint location, GLint v0);
void (*glUniform1f) (GLint location, GLfloat v0);
void (*glUniform4f) (GLint location, GLfloat v0, GLfloat v1,
GLfloat v2, GLfloat v3);
void (*glUniform1fv) (GLint location, GLsizei count,
const GLfloat * value);
void (*glUniform2fv) (GLint location, GLsizei count,
const GLfloat * value);
void (*glUniform4fv) (GLint location, GLsizei count,
const GLfloat * value);
void (*glUniformMatrix3fv) (GLint location, GLsizei count,
GLboolean transpose, const GLfloat* value);
GLuint (*glCreateProgram) (void);
GLuint (*glDeleteProgram) (GLuint);
GLuint (*glCreateShader) (GLenum type);
void (*glCompileShader) (GLuint shader);
void (*glAttachShader) (GLuint program, GLuint shader);
void (*glDeleteShader) (GLuint shader);
void (*glGetShaderiv) (GLuint shader, GLenum pname,
GLint * params);
void (*glGetShaderInfoLog) (GLuint shader, GLsizei bufSize,
GLsizei * length, GLchar * infoLog);
void (*glGetProgramiv) (GLuint program, GLenum pname,
GLint * params);
void (*glGetProgramInfoLog) (GLuint program, GLsizei bufSize,
GLsizei * length, GLchar * infoLog);
GLint (*glGetUniformLocation) (GLuint program,
const GLchar * name);
} glamor_gl_dispatch;
typedef void *(*get_proc_address_t) (const char *);
_X_EXPORT Bool
glamor_gl_dispatch_init_impl(struct glamor_gl_dispatch *dispatch,
int gl_version,
get_proc_address_t get_proc_address);
_X_EXPORT Bool
glamor_gl_dispatch_init(ScreenPtr screen,
struct glamor_gl_dispatch *dispatch,
int gl_version);
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