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-rw-r--r--src/mesa/state_tracker/st_atom_pixeltransfer.c75
-rw-r--r--src/mesa/state_tracker/st_extensions.c1
2 files changed, 54 insertions, 22 deletions
diff --git a/src/mesa/state_tracker/st_atom_pixeltransfer.c b/src/mesa/state_tracker/st_atom_pixeltransfer.c
index 6410e7cb24d..efb92b735e7 100644
--- a/src/mesa/state_tracker/st_atom_pixeltransfer.c
+++ b/src/mesa/state_tracker/st_atom_pixeltransfer.c
@@ -50,6 +50,7 @@ struct state_key
{
GLuint scaleAndBias:1;
GLuint colorMatrix:1;
+ GLuint colorMatrixPostScaleBias:1;
#if 0
GLfloat Maps[3][256][4];
@@ -80,6 +81,9 @@ is_identity(const GLfloat m[16])
static void
make_state_key(GLcontext *ctx, struct state_key *key)
{
+ static const GLfloat zero[4] = { 0.0f, 0.0f, 0.0f, 0.0f };
+ static const GLfloat one[4] = { 1.0f, 1.0f, 1.0f, 1.0f };
+
memset(key, 0, sizeof(*key));
if (ctx->Pixel.RedBias != 0.0 || ctx->Pixel.RedScale != 1.0 ||
@@ -92,8 +96,12 @@ make_state_key(GLcontext *ctx, struct state_key *key)
if (!is_identity(ctx->ColorMatrixStack.Top->m)) {
key->colorMatrix = 1;
}
-}
+ if (!TEST_EQ_4V(ctx->Pixel.PostColorMatrixScale, one) ||
+ !TEST_EQ_4V(ctx->Pixel.PostColorMatrixBias, zero)) {
+ key->colorMatrixPostScaleBias = 1;
+ }
+}
@@ -182,64 +190,87 @@ get_pixel_transfer_program(GLcontext *ctx, const struct state_key *key)
GLint row3_p = _mesa_add_state_reference(params, row3_state);
const GLuint temp = 1;
- /* MOV temp, colorTemp; */
- _mesa_init_instructions(inst + ic, 1);
- inst[ic].Opcode = OPCODE_MOV;
- inst[ic].DstReg.File = PROGRAM_TEMPORARY;
- inst[ic].DstReg.Index = temp;
- inst[ic].SrcReg[0].File = PROGRAM_TEMPORARY;
- inst[ic].SrcReg[0].Index = colorTemp;
- ic++;
-
/* XXX reimplement in terms of MUL/MAD (see t_vp_build.c) */
- /* DP4 colorTemp.x, temp, matrow0; */
+ /* DP4 temp.x, colorTemp, matrow0; */
_mesa_init_instructions(inst + ic, 1);
inst[ic].Opcode = OPCODE_DP4;
inst[ic].DstReg.File = PROGRAM_TEMPORARY;
- inst[ic].DstReg.Index = colorTemp;
+ inst[ic].DstReg.Index = temp;
inst[ic].DstReg.WriteMask = WRITEMASK_X;
inst[ic].SrcReg[0].File = PROGRAM_TEMPORARY;
- inst[ic].SrcReg[0].Index = temp;
+ inst[ic].SrcReg[0].Index = colorTemp;
inst[ic].SrcReg[1].File = PROGRAM_STATE_VAR;
inst[ic].SrcReg[1].Index = row0_p;
ic++;
- /* DP4 colorTemp.y, temp, matrow1; */
+ /* DP4 temp.y, colorTemp, matrow1; */
_mesa_init_instructions(inst + ic, 1);
inst[ic].Opcode = OPCODE_DP4;
inst[ic].DstReg.File = PROGRAM_TEMPORARY;
- inst[ic].DstReg.Index = colorTemp;
+ inst[ic].DstReg.Index = temp;
inst[ic].DstReg.WriteMask = WRITEMASK_Y;
inst[ic].SrcReg[0].File = PROGRAM_TEMPORARY;
- inst[ic].SrcReg[0].Index = temp;
+ inst[ic].SrcReg[0].Index = colorTemp;
inst[ic].SrcReg[1].File = PROGRAM_STATE_VAR;
inst[ic].SrcReg[1].Index = row1_p;
ic++;
- /* DP4 colorTemp.z, temp, matrow2; */
+ /* DP4 temp.z, colorTemp, matrow2; */
_mesa_init_instructions(inst + ic, 1);
inst[ic].Opcode = OPCODE_DP4;
inst[ic].DstReg.File = PROGRAM_TEMPORARY;
- inst[ic].DstReg.Index = colorTemp;
+ inst[ic].DstReg.Index = temp;
inst[ic].DstReg.WriteMask = WRITEMASK_Z;
inst[ic].SrcReg[0].File = PROGRAM_TEMPORARY;
- inst[ic].SrcReg[0].Index = temp;
+ inst[ic].SrcReg[0].Index = colorTemp;
inst[ic].SrcReg[1].File = PROGRAM_STATE_VAR;
inst[ic].SrcReg[1].Index = row2_p;
ic++;
- /* DP4 colorTemp.w, temp, matrow3; */
+ /* DP4 temp.w, colorTemp, matrow3; */
_mesa_init_instructions(inst + ic, 1);
inst[ic].Opcode = OPCODE_DP4;
inst[ic].DstReg.File = PROGRAM_TEMPORARY;
- inst[ic].DstReg.Index =colorTemp;
+ inst[ic].DstReg.Index = temp;
inst[ic].DstReg.WriteMask = WRITEMASK_W;
inst[ic].SrcReg[0].File = PROGRAM_TEMPORARY;
- inst[ic].SrcReg[0].Index = temp;
+ inst[ic].SrcReg[0].Index = colorTemp;
inst[ic].SrcReg[1].File = PROGRAM_STATE_VAR;
inst[ic].SrcReg[1].Index = row3_p;
ic++;
+
+ /* MOV colorTemp, temp; */
+ _mesa_init_instructions(inst + ic, 1);
+ inst[ic].Opcode = OPCODE_MOV;
+ inst[ic].DstReg.File = PROGRAM_TEMPORARY;
+ inst[ic].DstReg.Index = colorTemp;
+ inst[ic].SrcReg[0].File = PROGRAM_TEMPORARY;
+ inst[ic].SrcReg[0].Index = temp;
+ ic++;
+ }
+
+ if (key->colorMatrixPostScaleBias) {
+ static const gl_state_index scale_state[STATE_LENGTH] =
+ { STATE_INTERNAL, STATE_PT_SCALE, 0, 0, 0 };
+ static const gl_state_index bias_state[STATE_LENGTH] =
+ { STATE_INTERNAL, STATE_PT_BIAS, 0, 0, 0 };
+ GLint scale_param, bias_param;
+
+ scale_param = _mesa_add_state_reference(params, scale_state);
+ bias_param = _mesa_add_state_reference(params, bias_state);
+
+ _mesa_init_instructions(inst + ic, 1);
+ inst[ic].Opcode = OPCODE_MAD;
+ inst[ic].DstReg.File = PROGRAM_TEMPORARY;
+ inst[ic].DstReg.Index = colorTemp;
+ inst[ic].SrcReg[0].File = PROGRAM_TEMPORARY;
+ inst[ic].SrcReg[0].Index = colorTemp;
+ inst[ic].SrcReg[1].File = PROGRAM_STATE_VAR;
+ inst[ic].SrcReg[1].Index = scale_param;
+ inst[ic].SrcReg[2].File = PROGRAM_STATE_VAR;
+ inst[ic].SrcReg[2].Index = bias_param;
+ ic++;
}
/* Modify last instruction's dst reg to write to result.color */
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index 2f7ac074da6..f2d40e84b3c 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -164,6 +164,7 @@ void st_init_extensions(struct st_context *st)
ctx->Extensions.NV_blend_square = GL_TRUE;
ctx->Extensions.NV_texgen_reflection = GL_TRUE;
+ ctx->Extensions.SGI_color_matrix = GL_TRUE;
ctx->Extensions.SGIS_generate_mipmap = GL_TRUE; /* XXX temp */
/*
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-03 10:47:29 +0000