DMesa: removed MGA2064W driver

DMesa: added capability to query visuals
fxMesa: WGL_3DFX_gamma_control
fxMesa: minor fixes to interface (fxQueryHardware vs fxMesaSelect...)

4 files changed, 59 insertions, 36 deletions

diff --git a/src/mesa/drivers/glide/fxapi.c b/src/mesa/drivers/glide/fxapi.c
index e928b156eb5..12b919b2e60 100644
--- a/src/mesa/drivers/glide/fxapi.c
+++ b/src/mesa/drivers/glide/fxapi.c
@@ -102,19 +102,46 @@ cleangraphics_handler(int s)
 
 
 /*
+ * Query 3Dfx hardware presence/kind
+ */
+static GLboolean GLAPIENTRY fxQueryHardware (void)
+{
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+    fprintf(stderr, "fxQueryHardware()\n");
+ }
+
+ if (!glbGlideInitialized) {
+    grGlideInit();
+    glb3DfxPresent = FX_grSstQueryHardware(&glbHWConfig);
+
+    glbGlideInitialized = 1;
+
+#if defined(__WIN32__)
+    _onexit((_onexit_t) cleangraphics);
+#elif defined(__linux__)
+    /* Only register handler if environment variable is not defined. */
+    if (!getenv("MESA_FX_NO_SIGNALS")) {
+       atexit(cleangraphics);
+    }
+#endif
+ }
+
+ return glb3DfxPresent;
+}
+
+
+/*
  * Select the Voodoo board to use when creating
  * a new context.
  */
-GLboolean GLAPIENTRY fxMesaSelectCurrentBoard (int n)
+GLint GLAPIENTRY fxMesaSelectCurrentBoard (int n)
 {
    fxQueryHardware();
 
    if ((n < 0) || (n >= glbHWConfig.num_sst))
-      return GL_FALSE;
-
-   glbCurrentBoard = n;
+      return -1;
 
-   return GL_TRUE;
+   return glbHWConfig.SSTs[glbCurrentBoard = n].type;
 }
 
 
@@ -415,7 +442,7 @@ fxMesaCreateContext(GLuint win,
      redBits   = 5;
      greenBits = 5;
      blueBits  = 5;
-     alphaBits = 1;
+     alphaBits = depthSize ? 1 : 8;
      switch(fxMesa->fsaa) {
        case 8:
          pixFmt = GR_PIXFMT_AA_8_ARGB_1555;
@@ -852,35 +879,6 @@ fxMesaSwapBuffers(void)
 
 
 /*
- * Query 3Dfx hardware presence/kind
- */
-GLboolean GLAPIENTRY fxQueryHardware (void)
-{
- if (TDFX_DEBUG & VERBOSE_DRIVER) {
-    fprintf(stderr, "fxQueryHardware()\n");
- }
-
- if (!glbGlideInitialized) {
-    grGlideInit();
-    glb3DfxPresent = FX_grSstQueryHardware(&glbHWConfig);
-
-    glbGlideInitialized = 1;
-
-#if defined(__WIN32__)
-    _onexit((_onexit_t) cleangraphics);
-#elif defined(__linux__)
-    /* Only register handler if environment variable is not defined. */
-    if (!getenv("MESA_FX_NO_SIGNALS")) {
-       atexit(cleangraphics);
-    }
-#endif
- }
-
- return glb3DfxPresent;
-}
-
-
-/*
  * Shutdown Glide library
  */
 void GLAPIENTRY
diff --git a/src/mesa/drivers/glide/fxg.c b/src/mesa/drivers/glide/fxg.c
index 6a06ee1461c..7f75f1292c2 100644
--- a/src/mesa/drivers/glide/fxg.c
+++ b/src/mesa/drivers/glide/fxg.c
@@ -2212,6 +2212,7 @@ void FX_CALL fake_grTexDownloadTableExt (GrChipID_t   tmu,
                                          GrTexTable_t type,
                                          void         *data)
 {
+ (void)tmu;
  grTexDownloadTable(type, data);
 }
 
@@ -2221,12 +2222,14 @@ void FX_CALL fake_grTexDownloadTablePartialExt (GrChipID_t   tmu,
                                                 int          start,
                                                 int          end)
 {
+ (void)tmu;
  grTexDownloadTablePartial(type, data, start, end);
 }
 
 void FX_CALL fake_grTexNCCTableExt (GrChipID_t   tmu,
                                     GrNCCTable_t table)
 {
+ (void)tmu;
  grTexNCCTable(table);
 }
 
diff --git a/src/mesa/drivers/glide/fxopengl.def b/src/mesa/drivers/glide/fxopengl.def
index 03ca66444ef..84614923bae 100644
--- a/src/mesa/drivers/glide/fxopengl.def
+++ b/src/mesa/drivers/glide/fxopengl.def
@@ -907,7 +907,6 @@ EXPORTS
 ;fxMesaSetNearFar
  fxMesaSwapBuffers
  fxMesaUpdateScreenSize
- fxQueryHardware
  wglChoosePixelFormat
  wglCopyContext
  wglCreateContext
diff --git a/src/mesa/drivers/glide/fxwgl.c b/src/mesa/drivers/glide/fxwgl.c
index 72a8c561b42..41960209e93 100644
--- a/src/mesa/drivers/glide/fxwgl.c
+++ b/src/mesa/drivers/glide/fxwgl.c
@@ -77,6 +77,7 @@ struct __pixelformat__
 };
 
 WINGDIAPI void GLAPIENTRY gl3DfxSetPaletteEXT(GLuint *);
+static GLushort gammaTable[3*256];
 
 struct __pixelformat__ pix[] = {
    /* 16bit RGB565 single buffer with depth */
@@ -426,12 +427,34 @@ wglGetSwapIntervalEXT (void)
 GLAPI BOOL GLAPIENTRY
 wglGetDeviceGammaRamp3DFX (HDC hdc, LPVOID arrays)
 {
+ /* gammaTable should be per-context */
+ memcpy(arrays, gammaTable, 3*256*sizeof(GLushort));
  return TRUE;
 }
 
 GLAPI BOOL GLAPIENTRY
 wglSetDeviceGammaRamp3DFX (HDC hdc, LPVOID arrays)
 {
+ GLint i, tableSize, inc, index;
+ GLushort *red, *green, *blue;
+ FxU32 gammaTableR[256], gammaTableG[256], gammaTableB[256];
+
+ /* gammaTable should be per-context */
+ memcpy(gammaTable, arrays, 3*256*sizeof(GLushort));
+
+ tableSize = FX_grGetInteger(GR_GAMMA_TABLE_ENTRIES);
+ inc = 256 / tableSize;
+ red = (GLushort *)arrays;
+ green = (GLushort *)arrays + 256;
+ blue = (GLushort *)arrays + 512;
+ for (i = 0, index = 0; i < tableSize; i++, index += inc) {
+     gammaTableR[i] = red[index] >> 8;
+     gammaTableG[i] = green[index] >> 8;
+     gammaTableB[i] = blue[index] >> 8;
+ }
+
+ grLoadGammaTable(tableSize, gammaTableR, gammaTableG, gammaTableB);
+
  return TRUE;
 }