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Start to "modernize" the driver.

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This commit is contained in:
Ian Romanick 2004-06-04 22:43:52 +00:00
parent e3789ebe7d
commit e3a07ba609
1 changed files with 55 additions and 26 deletions
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81
src/mesa/drivers/dri/unichrome/via_context.c
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@ -22,6 +22,14 @@
* DEALINGS IN THE SOFTWARE.
*/
/**
* \file via_context.c
*
* \author John Sheng (presumably of either VIA Technologies or S3 Graphics)
* \author Others at VIA Technologies?
* \author Others at S3 Graphics?
*/
#include "glheader.h"
#include "context.h"
#include "matrix.h"
@ -54,6 +62,10 @@
#include <stdio.h>
#include "macros.h"
#define DRIVER_DATE "20020221"
#include "utils.h"
viaContextPtr current_mesa;
GLuint VIA_DEBUG = 0;
GLuint DRAW_FRONT = 0;
@ -97,16 +109,34 @@ AllocateBuffer(viaContextPtr vmesa)
return GL_TRUE;
}
/**
* Return various strings for \c glGetString.
*
* \todo
* This function should look at the PCI ID of the chipset to determine what
* name to use. Users with a KM400, for example, might get confused when
* the driver says "CLE266". Having the correct information may also help
* folks on the DRI mailing lists debug problems for people.
*
* \sa glGetString
*/
static const GLubyte *viaGetString(GLcontext *ctx, GLenum name)
{
switch (name) {
case GL_VENDOR:
return (GLubyte *)"VIA Technology";
case GL_RENDERER:
return (GLubyte *)"Mesa DRI VIA CLE266 20020221";
default:
return 0;
}
static char buffer[128];
unsigned offset;
switch (name) {
case GL_VENDOR:
return (GLubyte *)"VIA Technology";
case GL_RENDERER:
offset = driGetRendererString( buffer, "CLE266", DRIVER_DATE, 0 );
return (GLubyte *)buffer;
default:
return NULL;
}
}
void viaReAllocateBuffers(GLframebuffer *drawbuffer)
@ -227,24 +257,23 @@ static void viaBufferSize(GLframebuffer *buffer, GLuint *width, GLuint *height)
*height = vmesa->driDrawable->h;
}
static void viaInitExtensions(GLcontext *ctx)
/* Extension strings exported by the Unichrome driver.
*/
static const char * const card_extensions[] =
{
_mesa_enable_imaging_extensions(ctx);
_mesa_enable_extension(ctx, "GL_ARB_multitexture");
_mesa_enable_extension(ctx, "GL_ARB_texture_env_add");
_mesa_enable_extension(ctx, "GL_EXT_texture_env_add");
_mesa_enable_extension(ctx, "GL_EXT_stencil_wrap");
_mesa_enable_extension(ctx, "GL_EXT_texture_lod_bias");
/*=* John Sheng [2003.7.18] texture combine *=*/
_mesa_enable_extension(ctx, "GL_ARB_texture_env_combine");
_mesa_enable_extension(ctx, "GL_EXT_texture_env_combine");
/*=* John Sheng [2003.7.18] texture dot3 *=*/
_mesa_enable_extension(ctx, "GL_ARB_texture_env_dot3");
_mesa_enable_extension(ctx, "GL_EXT_texture_env_dot3");
/*=* John Sheng [2003.7.18] point parameters */
_mesa_enable_extension(ctx, "GL_ARB_point_parameters");
_mesa_enable_extension(ctx, "GL_EXT_point_parameters");
}
"GL_ARB_multitexture",
"GL_ARB_point_parameters", /* John Sheng [2003.7.18] point param. */
"GL_ARB_texture_env_add",
"GL_ARB_texture_env_combine", /* John Sheng [2003.7.18] tex combine */
"GL_ARB_texture_env_dot3", /* John Sheng [2003.7.18] tex dot3 */
"GL_EXT_point_parameters", /* John Sheng [2003.7.18] point param. */
"GL_EXT_stencil_wrap",
"GL_EXT_texture_env_add",
"GL_EXT_texture_env_combine", /* John Sheng [2003.7.18] tex combine */
"GL_EXT_texture_env_dot3", /* John Sheng [2003.7.18] tex dot3 */
"GL_EXT_texture_lod_bias",
NULL
};
extern const struct tnl_pipeline_stage _via_fastrender_stage;
extern const struct tnl_pipeline_stage _via_render_stage;
@ -485,7 +514,7 @@ viaCreateContext(const __GLcontextModes *mesaVis,
_math_matrix_ctr(&vmesa->ViewportMatrix);
viaInitExtensions(ctx);
driInitExtensions( ctx, card_extensions, GL_TRUE );
viaInitStateFuncs(ctx);
viaInitTextures(ctx);
viaInitTriFuncs(ctx);