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Diffstat (limited to 'lib/mesa/src/mesa/main/draw.h')
| -rw-r--r-- | lib/mesa/src/mesa/main/draw.h | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/lib/mesa/src/mesa/main/draw.h b/lib/mesa/src/mesa/main/draw.h new file mode 100644 index 000000000..76d54f482 --- /dev/null +++ b/lib/mesa/src/mesa/main/draw.h @@ -0,0 +1,159 @@ +/* + * mesa 3-D graphics library + * + * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +/** + * \brief Array type draw functions, the main workhorse of any OpenGL API + * \author Keith Whitwell + */ + + +#ifndef DRAW_H +#define DRAW_H + +#include <stdbool.h> +#include "main/glheader.h" + +#ifdef __cplusplus +extern "C" { +#endif + +struct gl_context; + +struct _mesa_prim +{ + GLuint mode:8; /**< GL_POINTS, GL_LINES, GL_QUAD_STRIP, etc */ + GLuint indexed:1; + GLuint begin:1; + GLuint end:1; + GLuint is_indirect:1; + GLuint pad:20; + + GLuint start; + GLuint count; + GLint basevertex; + GLuint num_instances; + GLuint base_instance; + GLuint draw_id; + + GLsizeiptr indirect_offset; +}; + +/* Would like to call this a "vbo_index_buffer", but this would be + * confusing as the indices are not neccessarily yet in a non-null + * buffer object. + */ +struct _mesa_index_buffer +{ + GLuint count; + unsigned index_size; + struct gl_buffer_object *obj; + const void *ptr; +}; + + +void +_mesa_initialize_exec_dispatch(const struct gl_context *ctx, + struct _glapi_table *exec); + + +void +_mesa_draw_indirect(struct gl_context *ctx, GLuint mode, + struct gl_buffer_object *indirect_data, + GLsizeiptr indirect_offset, unsigned draw_count, + unsigned stride, + struct gl_buffer_object *indirect_draw_count_buffer, + GLsizeiptr indirect_draw_count_offset, + const struct _mesa_index_buffer *ib); + + +void GLAPIENTRY +_mesa_DrawArrays(GLenum mode, GLint first, GLsizei count); + + +void GLAPIENTRY +_mesa_DrawArraysInstanced(GLenum mode, GLint first, GLsizei count, + GLsizei primcount); + + +void GLAPIENTRY +_mesa_DrawElements(GLenum mode, GLsizei count, GLenum type, + const GLvoid *indices); + + +void GLAPIENTRY +_mesa_DrawRangeElements(GLenum mode, GLuint start, GLuint end, GLsizei count, + GLenum type, const GLvoid *indices); + + +void GLAPIENTRY +_mesa_DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type, + const GLvoid *indices, GLint basevertex); + + +void GLAPIENTRY +_mesa_DrawRangeElementsBaseVertex(GLenum mode, GLuint start, GLuint end, + GLsizei count, GLenum type, + const GLvoid *indices, + GLint basevertex); + + +void GLAPIENTRY +_mesa_DrawTransformFeedback(GLenum mode, GLuint name); + + + +void GLAPIENTRY +_mesa_MultiDrawArrays(GLenum mode, const GLint *first, + const GLsizei *count, GLsizei primcount); + + +void GLAPIENTRY +_mesa_MultiDrawElementsEXT(GLenum mode, const GLsizei *count, GLenum type, + const GLvoid **indices, GLsizei primcount); + + +void GLAPIENTRY +_mesa_MultiDrawElementsBaseVertex(GLenum mode, + const GLsizei *count, GLenum type, + const GLvoid **indices, GLsizei primcount, + const GLint *basevertex); + + +void GLAPIENTRY +_mesa_MultiModeDrawArraysIBM(const GLenum * mode, const GLint * first, + const GLsizei * count, + GLsizei primcount, GLint modestride); + + +void GLAPIENTRY +_mesa_MultiModeDrawElementsIBM(const GLenum * mode, const GLsizei * count, + GLenum type, const GLvoid * const * indices, + GLsizei primcount, GLint modestride); + + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif |