src/mesa/drivers/dri/s3v/s3v_dd.c

   1 /*
   2  * Author: Max Lingua <sunmax@libero.it>
   3  */
   4
   5 #include "s3v_context.h"
   6 #include "s3v_vb.h"
   7 #include "s3v_lock.h"
   8 #if defined(USE_X86_ASM)
   9 #include "X86/common_x86_asm.h"
  10 #endif
  11
  12 #include "context.h"
  13 #include "swrast/swrast.h"
  14
  15 #define S3V_DATE "20020207"
  16
  17
  18 /* Return the width and height of the current color buffer.
  19  */
  20 static void s3vDDGetBufferSize( GLframebuffer *buffer,
  21                                  GLuint *width, GLuint *height )
  22 {
  23    GET_CURRENT_CONTEXT(ctx);
  24    s3vContextPtr vmesa = S3V_CONTEXT(ctx);
  25
  26 /* S3VHW_LOCK( vmesa ); */
  27    *width  = vmesa->driDrawable->w;
  28    *height = vmesa->driDrawable->h;
  29 /* S3VHW_UNLOCK( vmesa ); */
  30 }
  31
  32
  33 /* Return various strings for glGetString().
  34  */
  35 static const GLubyte *s3vDDGetString( GLcontext *ctx, GLenum name )
  36 {
  37    static char buffer[128];
  38
  39    switch ( name ) {
  40    case GL_VENDOR:
  41       return (GLubyte *)"Max Lingua (ladybug)";
  42
  43    case GL_RENDERER:
  44       sprintf( buffer, "Mesa DRI S3 Virge " S3V_DATE );
  45
  46       /* Append any CPU-specific information.
  47        */
  48 #ifdef USE_X86_ASM
  49       if ( _mesa_x86_cpu_features ) {
  50          strncat( buffer, " x86", 4 );
  51
  52 }
  53 #ifdef USE_MMX_ASM
  54       if ( cpu_has_mmx ) {
  55          strncat( buffer, "/MMX", 4 );
  56       }
  57 #endif
  58 #ifdef USE_3DNOW_ASM
  59       if ( cpu_has_3dnow ) {
  60          strncat( buffer, "/3DNow!", 7 );
  61       }
  62 #endif
  63 #ifdef USE_SSE_ASM
  64       if ( cpu_has_xmm ) {
  65          strncat( buffer, "/SSE", 4 );
  66       }
  67 #endif
  68 #endif
  69       return (GLubyte *)buffer;
  70
  71    default:
  72       return NULL;
  73    }
  74 }
  75
  76 /* Enable the extensions supported by this driver.
  77  */
  78 void s3vInitExtensions( GLcontext *ctx )
  79 {
  80    /* None... */
  81 }
  82
  83 /* Initialize the driver's misc functions.
  84  */
  85 void s3vInitDriverFuncs( GLcontext *ctx )
  86 {
  87    ctx->Driver.GetBufferSize    = s3vDDGetBufferSize;
  88    ctx->Driver.GetString                = s3vDDGetString;
  89
  90    ctx->Driver.Error                    = NULL;
  91
  92    /* Pixel path fallbacks
  93     */
  94    ctx->Driver.Accum                    = _swrast_Accum;
  95    ctx->Driver.Bitmap                   = _swrast_Bitmap;
  96    ctx->Driver.CopyPixels               = _swrast_CopyPixels;
  97    ctx->Driver.DrawPixels               = _swrast_DrawPixels;
  98    ctx->Driver.ReadPixels               = _swrast_ReadPixels;
  99    ctx->Driver.ResizeBuffers            = _swrast_alloc_buffers;
 100
 101    /* Swrast hooks for imaging extensions:
 102     */
 103    ctx->Driver.CopyColorTable                   = _swrast_CopyColorTable;
 104    ctx->Driver.CopyColorSubTable                = _swrast_CopyColorSubTable;
 105    ctx->Driver.CopyConvolutionFilter1D  = _swrast_CopyConvolutionFilter1D;
 106    ctx->Driver.CopyConvolutionFilter2D  = _swrast_CopyConvolutionFilter2D;
 107 }