diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/sources | 1 | ||||
| -rw-r--r-- | src/mesa/state_tracker/st_cb_accum.c | 90 | ||||
| -rw-r--r-- | src/mesa/state_tracker/st_cb_accum.h | 36 | ||||
| -rw-r--r-- | src/mesa/state_tracker/st_context.c | 2 |
4 files changed, 129 insertions, 0 deletions
diff --git a/src/mesa/sources b/src/mesa/sources index 069be2e01d..cf307401b2 100644 --- a/src/mesa/sources +++ b/src/mesa/sources @@ -208,6 +208,7 @@ STATETRACKER_SOURCES = \ state_tracker/st_atom_stipple.c \ state_tracker/st_atom_texture.c \ state_tracker/st_atom_viewport.c \ + state_tracker/st_cb_accum.c \ state_tracker/st_cb_bufferobjects.c \ state_tracker/st_cb_clear.c \ state_tracker/st_cb_flush.c \ diff --git a/src/mesa/state_tracker/st_cb_accum.c b/src/mesa/state_tracker/st_cb_accum.c new file mode 100644 index 0000000000..c8fef6c135 --- /dev/null +++ b/src/mesa/state_tracker/st_cb_accum.c @@ -0,0 +1,90 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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, sub license, 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 (including the + * next paragraph) 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 NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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. + * + **************************************************************************/ + + /* + * Authors: + * Brian Paul + */ + +#include "main/imports.h" +#include "main/image.h" +#include "main/macros.h" + +#include "st_context.h" +#include "st_atom.h" +#include "st_cache.h" +#include "st_draw.h" +#include "st_program.h" +#include "st_cb_accum.h" +#include "st_draw.h" +#include "st_format.h" +#include "pipe/p_context.h" +#include "pipe/p_defines.h" + + + +static void +st_Accum(GLcontext *ctx, GLenum op, GLfloat value) +{ + const GLint xpos = ctx->DrawBuffer->_Xmin; + const GLint ypos = ctx->DrawBuffer->_Ymin; + const GLint width = ctx->DrawBuffer->_Xmax - xpos; + const GLint height = ctx->DrawBuffer->_Ymax - ypos; + + switch (op) { + case GL_ADD: + if (value != 0.0F) { + accum_add(ctx, value, xpos, ypos, width, height); + } + break; + case GL_MULT: + if (value != 1.0F) { + accum_mult(ctx, value, xpos, ypos, width, height); + } + break; + case GL_ACCUM: + if (value != 0.0F) { + accum_accum(ctx, value, xpos, ypos, width, height); + } + break; + case GL_LOAD: + accum_load(ctx, value, xpos, ypos, width, height); + break; + case GL_RETURN: + accum_return(ctx, value, xpos, ypos, width, height); + break; + default: + assert(0); + } +} + + + +void st_init_accum_functions(struct dd_function_table *functions) +{ + functions->Accum = st_Accum; +} diff --git a/src/mesa/state_tracker/st_cb_accum.h b/src/mesa/state_tracker/st_cb_accum.h new file mode 100644 index 0000000000..8a4101c627 --- /dev/null +++ b/src/mesa/state_tracker/st_cb_accum.h @@ -0,0 +1,36 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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, sub license, 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 (including the + * next paragraph) 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 NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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. + * + **************************************************************************/ + + +#ifndef ST_CB_ACCUM_H +#define ST_CB_ACCUM_H + + +extern void st_init_accum_functions(struct dd_function_table *functions); + + +#endif /* ST_CB_ACCUM_H */ diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c index 7c20b036a4..09d9b1ea3b 100644 --- a/src/mesa/state_tracker/st_context.c +++ b/src/mesa/state_tracker/st_context.c @@ -31,6 +31,7 @@ #include "vbo/vbo.h" #include "st_public.h" #include "st_context.h" +#include "st_cb_accum.h" #include "st_cb_bufferobjects.h" #include "st_cb_clear.h" #include "st_cb_drawpixels.h" @@ -130,6 +131,7 @@ void st_destroy_context( struct st_context *st ) void st_init_driver_functions(struct dd_function_table *functions) { + st_init_accum_functions(functions); st_init_bufferobject_functions(functions); st_init_clear_functions(functions); st_init_drawpixels_functions(functions); |