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/*
* Author: Max Lingua <sunmax@libero.it>
*/
#include "s3v_context.h"
#include "s3v_vb.h"
#include "s3v_lock.h"
#if defined(USE_X86_ASM)
#include "x86/common_x86_asm.h"
#endif
#include "context.h"
#include "swrast/swrast.h"
#define S3V_DATE "20020207"
/* Return the width and height of the current color buffer.
*/
static void s3vDDGetBufferSize( GLframebuffer *buffer,
GLuint *width, GLuint *height )
{
GET_CURRENT_CONTEXT(ctx);
s3vContextPtr vmesa = S3V_CONTEXT(ctx);
/* S3VHW_LOCK( vmesa ); */
*width = vmesa->driDrawable->w;
*height = vmesa->driDrawable->h;
/* S3VHW_UNLOCK( vmesa ); */
}
/* Return various strings for glGetString().
*/
static const GLubyte *s3vDDGetString( GLcontext *ctx, GLenum name )
{
static char buffer[128];
switch ( name ) {
case GL_VENDOR:
return (GLubyte *)"Max Lingua (ladybug)";
case GL_RENDERER:
sprintf( buffer, "Mesa DRI S3 Virge " S3V_DATE );
/* Append any CPU-specific information.
*/
#ifdef USE_X86_ASM
if ( _mesa_x86_cpu_features ) {
strncat( buffer, " x86", 4 );
}
#ifdef USE_MMX_ASM
if ( cpu_has_mmx ) {
strncat( buffer, "/MMX", 4 );
}
#endif
#ifdef USE_3DNOW_ASM
if ( cpu_has_3dnow ) {
strncat( buffer, "/3DNow!", 7 );
}
#endif
#ifdef USE_SSE_ASM
if ( cpu_has_xmm ) {
strncat( buffer, "/SSE", 4 );
}
#endif
#endif
return (GLubyte *)buffer;
default:
return NULL;
}
}
/* Enable the extensions supported by this driver.
*/
void s3vInitExtensions( GLcontext *ctx )
{
/* None... */
}
/* Initialize the driver's misc functions.
*/
void s3vInitDriverFuncs( GLcontext *ctx )
{
ctx->Driver.GetBufferSize = s3vDDGetBufferSize;
ctx->Driver.GetString = s3vDDGetString;
ctx->Driver.Error = NULL;
/* Pixel path fallbacks
*/
ctx->Driver.Accum = _swrast_Accum;
ctx->Driver.Bitmap = _swrast_Bitmap;
ctx->Driver.CopyPixels = _swrast_CopyPixels;
ctx->Driver.DrawPixels = _swrast_DrawPixels;
ctx->Driver.ReadPixels = _swrast_ReadPixels;
ctx->Driver.ResizeBuffers = _swrast_alloc_buffers;
/* Swrast hooks for imaging extensions:
*/
ctx->Driver.CopyColorTable = _swrast_CopyColorTable;
ctx->Driver.CopyColorSubTable = _swrast_CopyColorSubTable;
ctx->Driver.CopyConvolutionFilter1D = _swrast_CopyConvolutionFilter1D;
ctx->Driver.CopyConvolutionFilter2D = _swrast_CopyConvolutionFilter2D;
}
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