Import s3virge and trident drivers. Not functional yet; no Makefile, no DRI-aware DDX.

1 files changed, 107 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/s3v/s3v_dd.c b/src/mesa/drivers/dri/s3v/s3v_dd.c
new file mode 100644
index 0000000000..683ae3412a
--- /dev/null
+++ b/src/mesa/drivers/dri/s3v/s3v_dd.c
@@ -0,0 +1,107 @@
+/*
+ * 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;
+}