/*
* Generate fragment programs to implement pixel transfer ops, such as
- * scale/bias, colormatrix, colortable, convolution...
+ * scale/bias, colortable, convolution...
*
* Authors:
* Brian Paul
struct state_key
{
GLuint scaleAndBias:1;
- GLuint colorMatrix:1;
- GLuint colorMatrixPostScaleBias:1;
GLuint pixelMaps:1;
#if 0
#endif
};
-
-static GLboolean
-is_identity(const GLfloat m[16])
-{
- GLuint i;
- for (i = 0; i < 16; i++) {
- const int row = i % 4, col = i / 4;
- const float val = (GLfloat)(row == col);
- if (m[i] != val)
- return GL_FALSE;
- }
- return GL_TRUE;
-}
-
-
static void
-make_state_key(GLcontext *ctx, struct state_key *key)
+make_state_key(struct gl_context *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 ||
key->scaleAndBias = 1;
}
- 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;
- }
-
key->pixelMaps = ctx->Pixel.MapColorFlag;
}
static struct pipe_resource *
-create_color_map_texture(GLcontext *ctx)
+create_color_map_texture(struct gl_context *ctx)
{
struct st_context *st = st_context(ctx);
struct pipe_context *pipe = st->pipe;
const uint texSize = 256; /* simple, and usually perfect */
/* find an RGBA texture format */
- format = st_choose_format(pipe->screen, GL_RGBA,
+ format = st_choose_format(pipe->screen, GL_RGBA, GL_NONE, GL_NONE,
PIPE_TEXTURE_2D, 0, PIPE_BIND_SAMPLER_VIEW);
/* create texture for color map/table */
pt = st_texture_create(st, PIPE_TEXTURE_2D, format, 0,
- texSize, texSize, 1, PIPE_BIND_SAMPLER_VIEW);
+ texSize, texSize, 1, 1, PIPE_BIND_SAMPLER_VIEW);
return pt;
}
* Update the pixelmap texture with the contents of the R/G/B/A pixel maps.
*/
static void
-load_color_map_texture(GLcontext *ctx, struct pipe_resource *pt)
+load_color_map_texture(struct gl_context *ctx, struct pipe_resource *pt)
{
struct st_context *st = st_context(ctx);
struct pipe_context *pipe = st->pipe;
uint *dest;
uint i, j;
- transfer = pipe_get_transfer(st_context(ctx)->pipe,
- pt, 0, 0, 0, PIPE_TRANSFER_WRITE,
- 0, 0, texSize, texSize);
+ transfer = pipe_get_transfer(pipe,
+ pt, 0, 0, PIPE_TRANSFER_WRITE,
+ 0, 0, texSize, texSize);
dest = (uint *) pipe_transfer_map(pipe, transfer);
/* Pack four 1D maps into a 2D texture:
* Returns a fragment program which implements the current pixel transfer ops.
*/
static struct gl_fragment_program *
-get_pixel_transfer_program(GLcontext *ctx, const struct state_key *key)
+get_pixel_transfer_program(struct gl_context *ctx, const struct state_key *key)
{
struct st_context *st = st_context(ctx);
struct prog_instruction inst[MAX_INST];
inst[ic].TexSrcTarget = TEXTURE_2D_INDEX;
ic++;
fp->Base.InputsRead = (1 << FRAG_ATTRIB_TEX0);
- fp->Base.OutputsWritten = (1 << FRAG_RESULT_COLOR);
+ fp->Base.OutputsWritten = BITFIELD64_BIT(FRAG_RESULT_COLOR);
fp->Base.SamplersUsed = 0x1; /* sampler 0 (bit 0) is used */
if (key->scaleAndBias) {
{ 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 };
- GLfloat scale[4], bias[4];
GLint scale_p, bias_p;
- scale[0] = ctx->Pixel.RedScale;
- scale[1] = ctx->Pixel.GreenScale;
- scale[2] = ctx->Pixel.BlueScale;
- scale[3] = ctx->Pixel.AlphaScale;
- bias[0] = ctx->Pixel.RedBias;
- bias[1] = ctx->Pixel.GreenBias;
- bias[2] = ctx->Pixel.BlueBias;
- bias[3] = ctx->Pixel.AlphaBias;
-
scale_p = _mesa_add_state_reference(params, scale_state);
bias_p = _mesa_add_state_reference(params, bias_state);
fp->Base.SamplersUsed |= (1 << 1); /* sampler 1 is used */
}
- if (key->colorMatrix) {
- static const gl_state_index row0_state[STATE_LENGTH] =
- { STATE_COLOR_MATRIX, 0, 0, 0, 0 };
- static const gl_state_index row1_state[STATE_LENGTH] =
- { STATE_COLOR_MATRIX, 0, 1, 1, 0 };
- static const gl_state_index row2_state[STATE_LENGTH] =
- { STATE_COLOR_MATRIX, 0, 2, 2, 0 };
- static const gl_state_index row3_state[STATE_LENGTH] =
- { STATE_COLOR_MATRIX, 0, 3, 3, 0 };
-
- GLint row0_p = _mesa_add_state_reference(params, row0_state);
- GLint row1_p = _mesa_add_state_reference(params, row1_state);
- GLint row2_p = _mesa_add_state_reference(params, row2_state);
- GLint row3_p = _mesa_add_state_reference(params, row3_state);
- const GLuint temp = 1;
-
- /* 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 = temp;
- inst[ic].DstReg.WriteMask = WRITEMASK_X;
- 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 = row0_p;
- ic++;
-
- /* 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 = temp;
- inst[ic].DstReg.WriteMask = WRITEMASK_Y;
- 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 = row1_p;
- ic++;
-
- /* 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 = temp;
- inst[ic].DstReg.WriteMask = WRITEMASK_Z;
- 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 = row2_p;
- ic++;
-
- /* 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 = temp;
- inst[ic].DstReg.WriteMask = WRITEMASK_W;
- 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 = 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 */
{
struct prog_instruction *last = &inst[ic - 1];
static void
update_pixel_transfer(struct st_context *st)
{
- GLcontext *ctx = st->ctx;
+ struct gl_context *ctx = st->ctx;
struct state_key key;
struct gl_fragment_program *fp;
const struct st_tracked_state st_update_pixel_transfer = {
"st_update_pixel_transfer", /* name */
{ /* dirty */
- _NEW_PIXEL | _NEW_COLOR_MATRIX, /* mesa */
+ _NEW_PIXEL, /* mesa */
0, /* st */
},
update_pixel_transfer /* update */
projects / mesa.git / blobdiff