From 4fe1303e833183319f50107a98b8627f36633c65 Mon Sep 17 00:00:00 2001
From: Daniel Borca <dborca@users.sourceforge.net>
Date: Thu, 29 Jan 2004 15:46:02 +0000
Subject: GL_TEXTURE_1D and other stories...

---
 src/mesa/drivers/glide/fxdd.c | 35 ++++++++++++++++++++++++++---------
 1 file changed, 26 insertions(+), 9 deletions(-)

(limited to 'src/mesa/drivers/glide/fxdd.c')

diff --git a/src/mesa/drivers/glide/fxdd.c b/src/mesa/drivers/glide/fxdd.c
index ef73f79641..448fd043d0 100644
--- a/src/mesa/drivers/glide/fxdd.c
+++ b/src/mesa/drivers/glide/fxdd.c
@@ -1501,6 +1501,11 @@ fxDDInitExtensions(GLcontext * ctx)
    /* core-level extensions */
 #if 1
    _mesa_enable_extension(ctx, "GL_ARB_vertex_buffer_object");
+#endif
+   /* not just yet */
+#if 0
+   _mesa_enable_extension(ctx, "GL_ARB_fragment_program");
+   _mesa_enable_extension(ctx, "GL_ARB_vertex_program");
 #endif
 }
 
@@ -1540,6 +1545,13 @@ fx_check_IsInHardware(GLcontext * ctx)
       }
    }
 
+   /* [dBorca]
+    * We could avoid this for certain `sfactor/dfactor'
+    * I do not think that is even worthwhile to check
+    * because if someone is using blending they use more
+    * interesting settings and also it would add more
+    * state tracking to a lot of the code.
+    */
    if (ctx->Color.ColorLogicOpEnabled && (ctx->Color.LogicOp != GL_COPY)) {
       return FX_FALLBACK_LOGICOP;
    }
@@ -1558,17 +1570,18 @@ fx_check_IsInHardware(GLcontext * ctx)
 
    /* Unsupported texture/multitexture cases */
 
+   /* we can only do 1D/2D textures */
+   if (ctx->Texture.Unit[0]._ReallyEnabled & ~(TEXTURE_1D_BIT|TEXTURE_2D_BIT))
+      return FX_FALLBACK_TEXTURE_MAP;
+
    if (fxMesa->haveTwoTMUs) {
-      /* we can only do 2D textures */
-      if (ctx->Texture.Unit[0]._ReallyEnabled & ~TEXTURE_2D_BIT)
-	 return FX_FALLBACK_TEXTURE_1D_3D;
-      if (ctx->Texture.Unit[1]._ReallyEnabled & ~TEXTURE_2D_BIT)
-	 return FX_FALLBACK_TEXTURE_1D_3D;
+      if (ctx->Texture.Unit[1]._ReallyEnabled & ~(TEXTURE_1D_BIT|TEXTURE_2D_BIT))
+	 return FX_FALLBACK_TEXTURE_MAP;
 
-      if (ctx->Texture.Unit[0]._ReallyEnabled & TEXTURE_2D_BIT) {
+      if (ctx->Texture.Unit[0]._ReallyEnabled) {
          if (fxMesa->type < GR_SSTTYPE_Voodoo2)
 	 if (ctx->Texture.Unit[0].EnvMode == GL_BLEND &&
-	     (ctx->Texture.Unit[1]._ReallyEnabled & TEXTURE_2D_BIT ||
+	     (ctx->Texture.Unit[1]._ReallyEnabled ||
 	      ctx->Texture.Unit[0].EnvColor[0] != 0 ||
 	      ctx->Texture.Unit[0].EnvColor[1] != 0 ||
 	      ctx->Texture.Unit[0].EnvColor[2] != 0 ||
@@ -1579,7 +1592,7 @@ fx_check_IsInHardware(GLcontext * ctx)
 	    return FX_FALLBACK_TEXTURE_BORDER;
       }
 
-      if (ctx->Texture.Unit[1]._ReallyEnabled & TEXTURE_2D_BIT) {
+      if (ctx->Texture.Unit[1]._ReallyEnabled) {
          if (fxMesa->type < GR_SSTTYPE_Voodoo2)
 	 if (ctx->Texture.Unit[1].EnvMode == GL_BLEND)
 	    return FX_FALLBACK_TEXTURE_ENV;
@@ -1600,6 +1613,8 @@ fx_check_IsInHardware(GLcontext * ctx)
       if (ctx->Texture._EnabledUnits == 0x3) {
 	 /* Can't use multipass to blend a multitextured triangle - fall
 	  * back to software.
+          * [dBorca] we hit this case only when we try to emulate
+          * multitexture by multipass!
 	  */
 	 if (!fxMesa->haveTwoTMUs && ctx->Color.BlendEnabled) {
 	    return FX_FALLBACK_TEXTURE_MULTI;
@@ -1621,7 +1636,7 @@ fx_check_IsInHardware(GLcontext * ctx)
       }
 
       if (fxMesa->type < GR_SSTTYPE_Voodoo2)
-      if ((ctx->Texture.Unit[0]._ReallyEnabled & TEXTURE_2D_BIT) &&
+      if (ctx->Texture.Unit[0]._ReallyEnabled &&
 	  (ctx->Texture.Unit[0].EnvMode == GL_BLEND)) {
 	 return FX_FALLBACK_TEXTURE_ENV;
       }
@@ -1688,12 +1703,14 @@ fxSetupDDPointers(GLcontext * ctx)
    ctx->Driver.Finish = fxDDFinish;
    ctx->Driver.Flush = NULL;
    ctx->Driver.ChooseTextureFormat = fxDDChooseTextureFormat;
+   ctx->Driver.TexImage1D = fxDDTexImage1D;
    ctx->Driver.TexImage2D = fxDDTexImage2D;
    ctx->Driver.TexSubImage2D = fxDDTexSubImage2D;
    ctx->Driver.CompressedTexImage2D = fxDDCompressedTexImage2D;
    ctx->Driver.CompressedTexSubImage2D = fxDDCompressedTexSubImage2D;
    ctx->Driver.IsCompressedFormat = fxDDIsCompressedFormat;
    ctx->Driver.CompressedTextureSize = fxDDCompressedTextureSize;
+   ctx->Driver.TestProxyTexImage = fxDDTestProxyTexImage;
    ctx->Driver.TexEnv = fxDDTexEnv;
    ctx->Driver.TexParameter = fxDDTexParam;
    ctx->Driver.BindTexture = fxDDTexBind;
-- 
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