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authorFelix Kuehling <fxkuehl@gmx.de>2004-10-07 10:07:35 +0000
committerFelix Kuehling <fxkuehl@gmx.de>2004-10-07 10:07:35 +0000
commit1695cfe991984356ffd4c8971c2ae3212ad227ed (patch)
treeebb2ce67f3067a3ba385a6922693e1a2bdb5d23a /src
parent89353febc0fdb1db6ff14633da604a59eee3913a (diff)
Fix emitting fog without secondary color and vice-versa.
Diffstat (limited to 'src')
-rw-r--r--src/mesa/drivers/dri/savage/savagetris.c65
1 files changed, 46 insertions, 19 deletions
diff --git a/src/mesa/drivers/dri/savage/savagetris.c b/src/mesa/drivers/dri/savage/savagetris.c
index 31917132f7..e8b9eaa286 100644
--- a/src/mesa/drivers/dri/savage/savagetris.c
+++ b/src/mesa/drivers/dri/savage/savagetris.c
@@ -707,20 +707,43 @@ static void savageRenderPrimitive( GLcontext *ctx, GLenum prim )
}
-#define EMIT_ATTR( ATTR, STYLE, SKIP ) \
+#define EMIT_ATTR( ATTR, STYLE, INDEX, SKIP ) \
do { \
imesa->vertex_attrs[imesa->vertex_attr_count].attrib = (ATTR); \
imesa->vertex_attrs[imesa->vertex_attr_count].format = (STYLE); \
imesa->vertex_attr_count++; \
- drawCmd &= ~SKIP; \
+ setupIndex |= (INDEX); \
+ drawCmd &= ~(SKIP); \
} while (0)
+#define EMIT_PAD( N ) \
+do { \
+ imesa->vertex_attrs[imesa->vertex_attr_count].attrib = 0; \
+ imesa->vertex_attrs[imesa->vertex_attr_count].format = EMIT_PAD; \
+ imesa->vertex_attrs[imesa->vertex_attr_count].offset = (N); \
+ imesa->vertex_attr_count++; \
+} while (0)
+
+#define SAVAGE_EMIT_XYZ 0x0001
+#define SAVAGE_EMIT_W 0x0002
+#define SAVAGE_EMIT_C0 0x0004
+#define SAVAGE_EMIT_C1 0x0008
+#define SAVAGE_EMIT_FOG 0x0010
+#define SAVAGE_EMIT_S0 0x0020
+#define SAVAGE_EMIT_T0 0x0040
+#define SAVAGE_EMIT_ST0 0x0060
+#define SAVAGE_EMIT_S1 0x0080
+#define SAVAGE_EMIT_T1 0x0100
+#define SAVAGE_EMIT_ST1 0x0180
+
+
static void savageRenderStart( GLcontext *ctx )
{
savageContextPtr imesa = SAVAGE_CONTEXT(ctx);
TNLcontext *tnl = TNL_CONTEXT(ctx);
struct vertex_buffer *VB = &tnl->vb;
GLuint index = tnl->render_inputs;
+ GLuint setupIndex = SAVAGE_EMIT_XYZ;
GLuint drawCmd = SAVAGE_HW_SKIPFLAGS;
if (imesa->savageScreen->chipset < S3_SAVAGE4)
drawCmd &= ~SAVAGE_HW_NO_UV1;
@@ -735,18 +758,24 @@ static void savageRenderStart( GLcontext *ctx )
* build up a hardware vertex.
*/
if ((index & _TNL_BITS_TEX_ANY) || !(ctx->_TriangleCaps & DD_FLATSHADE)) {
- EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_4F_VIEWPORT, SAVAGE_HW_NO_W );
+ EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_4F_VIEWPORT, SAVAGE_EMIT_W, SAVAGE_HW_NO_W );
}
else {
- EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_3F_VIEWPORT, 0 );
+ EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_3F_VIEWPORT, 0, 0 );
}
/* t_context.c always includes a diffuse color */
- EMIT_ATTR( _TNL_ATTRIB_COLOR0, EMIT_4UB_4F_BGRA, SAVAGE_HW_NO_CD );
+ EMIT_ATTR( _TNL_ATTRIB_COLOR0, EMIT_4UB_4F_BGRA, SAVAGE_EMIT_C0, SAVAGE_HW_NO_CD );
if (index & (_TNL_BIT_COLOR1|_TNL_BIT_FOG)) {
- EMIT_ATTR( _TNL_ATTRIB_COLOR1, EMIT_3UB_3F_BGR, SAVAGE_HW_NO_CS );
- EMIT_ATTR( _TNL_ATTRIB_FOG, EMIT_1UB_1F, SAVAGE_HW_NO_CS );
+ if ((index & _TNL_BIT_COLOR1))
+ EMIT_ATTR( _TNL_ATTRIB_COLOR1, EMIT_3UB_3F_BGR, SAVAGE_EMIT_C1, SAVAGE_HW_NO_CS );
+ else
+ EMIT_PAD( 3 );
+ if ((index & _TNL_BIT_FOG))
+ EMIT_ATTR( _TNL_ATTRIB_FOG, EMIT_1UB_1F, SAVAGE_EMIT_FOG, SAVAGE_HW_NO_CS );
+ else
+ EMIT_PAD( 1 );
}
if (index & _TNL_BIT_TEX(0)) {
@@ -755,9 +784,9 @@ static void savageRenderStart( GLcontext *ctx )
FALLBACK(ctx, SAVAGE_FALLBACK_TEXTURE, GL_TRUE);
}
if (VB->TexCoordPtr[0]->size == 2)
- EMIT_ATTR( _TNL_ATTRIB_TEX0, EMIT_2F, SAVAGE_HW_NO_UV0 );
+ EMIT_ATTR( _TNL_ATTRIB_TEX0, EMIT_2F, SAVAGE_EMIT_ST0, SAVAGE_HW_NO_UV0 );
else
- EMIT_ATTR( _TNL_ATTRIB_TEX0, EMIT_1F, SAVAGE_HW_NO_U0 );
+ EMIT_ATTR( _TNL_ATTRIB_TEX0, EMIT_1F, SAVAGE_EMIT_S0, SAVAGE_HW_NO_U0 );
}
if (index & _TNL_BIT_TEX(1)) {
if (VB->TexCoordPtr[1]->size > 2) {
@@ -765,24 +794,21 @@ static void savageRenderStart( GLcontext *ctx )
FALLBACK(ctx, SAVAGE_FALLBACK_TEXTURE, GL_TRUE);
}
if (VB->TexCoordPtr[1]->size == 2)
- EMIT_ATTR( _TNL_ATTRIB_TEX1, EMIT_2F, SAVAGE_HW_NO_UV1 );
+ EMIT_ATTR( _TNL_ATTRIB_TEX1, EMIT_2F, SAVAGE_EMIT_ST1, SAVAGE_HW_NO_UV1 );
else
- EMIT_ATTR( _TNL_ATTRIB_TEX1, EMIT_1F, SAVAGE_HW_NO_U1 );
+ EMIT_ATTR( _TNL_ATTRIB_TEX1, EMIT_1F, SAVAGE_EMIT_S1, SAVAGE_HW_NO_U1 );
}
- /* Only need to change the vertex emit code if there has been a
- * statechange to a new hardware vertex format and also when the
- * vertex format is set for the first time. This is indicated by
- * imesa->vertex_size == 0.
- */
- if (drawCmd != (imesa->DrawPrimitiveCmd & SAVAGE_HW_SKIPFLAGS) ||
- imesa->vertex_size == 0) {
+ /* Need to change the vertex emit code if the SetupIndex changed or
+ * is set for the first time (indicated by vertex_size == 0). */
+ if (setupIndex != imesa->SetupIndex || imesa->vertex_size == 0) {
imesa->vertex_size =
_tnl_install_attrs( ctx,
imesa->vertex_attrs,
imesa->vertex_attr_count,
imesa->hw_viewport, 0 );
imesa->vertex_size >>= 2;
+ imesa->SetupIndex = setupIndex;
imesa->DrawPrimitiveCmd = drawCmd;
}
@@ -802,7 +828,8 @@ static void savageRenderFinish( GLcontext *ctx )
/* Flush the last primitive now, before any state is changed.
* Alternatively state could be emitted in all state-changing
- * functions in savagestate.c. */
+ * functions in savagestate.c and when changing the vertex format
+ * above. */
FLUSH_BATCH(SAVAGE_CONTEXT(ctx));
if (SAVAGE_CONTEXT(ctx)->RenderIndex & SAVAGE_FALLBACK_BIT)