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-rw-r--r--src/mesa/pipe/softpipe/sp_headers.h21
-rw-r--r--src/mesa/pipe/softpipe/sp_prim_setup.c2
-rw-r--r--src/mesa/pipe/softpipe/sp_quad_fs.c172
-rw-r--r--src/mesa/pipe/softpipe/sp_state_derived.c4
-rw-r--r--src/mesa/pipe/tgsi/core/tgsi_build.c4
-rw-r--r--src/mesa/pipe/tgsi/core/tgsi_build.h1
-rw-r--r--src/mesa/pipe/tgsi/core/tgsi_dump.c31
-rw-r--r--src/mesa/pipe/tgsi/core/tgsi_exec.c127
-rw-r--r--src/mesa/pipe/tgsi/core/tgsi_exec.h52
-rw-r--r--src/mesa/pipe/tgsi/core/tgsi_token.h37
-rw-r--r--src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c76
11 files changed, 276 insertions, 251 deletions
diff --git a/src/mesa/pipe/softpipe/sp_headers.h b/src/mesa/pipe/softpipe/sp_headers.h
index b7f46cb658..cc8294b18e 100644
--- a/src/mesa/pipe/softpipe/sp_headers.h
+++ b/src/mesa/pipe/softpipe/sp_headers.h
@@ -31,6 +31,7 @@
#ifndef SP_HEADERS_H
#define SP_HEADERS_H
+#include "../tgsi/core/tgsi_core.h"
#define PRIM_POINT 1
#define PRIM_LINE 2
@@ -44,7 +45,6 @@
#define QUAD_BOTTOM_RIGHT 1
#define QUAD_TOP_LEFT 2
#define QUAD_TOP_RIGHT 3
-#define QUAD_SIZE (2*2)
#define MASK_BOTTOM_LEFT 0x1
#define MASK_BOTTOM_RIGHT 0x2
@@ -53,17 +53,6 @@
#define MASK_ALL 0xf
-#define NUM_CHANNELS 4 /* avoid confusion between 4 pixels and 4 channels */
-
-
-struct setup_coefficient {
- float a0[NUM_CHANNELS]; /* in an xyzw layout */
- float dadx[NUM_CHANNELS];
- float dady[NUM_CHANNELS];
-};
-
-
-
/**
* Encodes everything we need to know about a 2x2 pixel block. Uses
* "Channel-Serial" or "SoA" layout.
@@ -76,17 +65,13 @@ struct quad_header {
unsigned prim:2; /**< PRIM_POINT, LINE, TRI */
struct {
- float color[4][QUAD_SIZE]; /* rrrr, gggg, bbbb, aaaa */
+ float color[NUM_CHANNELS][QUAD_SIZE]; /* rrrr, gggg, bbbb, aaaa */
float depth[QUAD_SIZE];
} outputs;
float coverage[QUAD_SIZE]; /** fragment coverage for antialiasing */
- const struct setup_coefficient *coef;
-
- const enum interp_mode *interp; /* XXX: this information should be
- * encoded in fragment program DECL
- * statements. */
+ const struct tgsi_interp_coef *coef;
unsigned nr_attrs;
};
diff --git a/src/mesa/pipe/softpipe/sp_prim_setup.c b/src/mesa/pipe/softpipe/sp_prim_setup.c
index 45d09860c3..71ef798cbb 100644
--- a/src/mesa/pipe/softpipe/sp_prim_setup.c
+++ b/src/mesa/pipe/softpipe/sp_prim_setup.c
@@ -80,7 +80,7 @@ struct setup_stage {
float oneoverarea;
- struct setup_coefficient coef[FRAG_ATTRIB_MAX];
+ struct tgsi_interp_coef coef[FRAG_ATTRIB_MAX];
struct quad_header quad;
struct {
diff --git a/src/mesa/pipe/softpipe/sp_quad_fs.c b/src/mesa/pipe/softpipe/sp_quad_fs.c
index bffb03a6bc..0a345bbf11 100644
--- a/src/mesa/pipe/softpipe/sp_quad_fs.c
+++ b/src/mesa/pipe/softpipe/sp_quad_fs.c
@@ -33,15 +33,12 @@
*/
#include "pipe/p_util.h"
-#include "tgsi/core/tgsi_core.h"
#include "sp_context.h"
#include "sp_headers.h"
#include "sp_quad.h"
#include "sp_tex_sample.h"
-#include "main/mtypes.h"
-
#if defined __GNUC__
#define USE_ALIGNED_ATTRIBS 1
@@ -66,157 +63,33 @@ quad_shade_stage(struct quad_stage *qs)
return (struct quad_shade_stage *) qs;
}
-
-
-struct exec_machine {
- const struct setup_coefficient *coef; /**< will point to quad->coef */
- float attr[PIPE_ATTRIB_MAX][NUM_CHANNELS][QUAD_SIZE] ALIGN16_SUFFIX;
-};
-
-
-/**
- * Compute quad's attributes values, as constants (GL_FLAT shading).
- */
-static INLINE void cinterp( struct exec_machine *exec,
- unsigned attrib,
- unsigned i )
-{
- unsigned j;
-
- for (j = 0; j < QUAD_SIZE; j++) {
- exec->attr[attrib][i][j] = exec->coef[attrib].a0[i];
- }
-}
-
-
-/**
- * Compute quad's attribute values by linear interpolation.
- *
- * Push into the fp:
- *
- * INPUT[attr] = MAD COEF_A0[attr], COEF_DADX[attr], INPUT_WPOS.xxxx
- * INPUT[attr] = MAD INPUT[attr], COEF_DADY[attr], INPUT_WPOS.yyyy
- */
-static INLINE void linterp( struct exec_machine *exec,
- unsigned attrib,
- unsigned i )
-{
- unsigned j;
-
- for (j = 0; j < QUAD_SIZE; j++) {
- const float x = exec->attr[FRAG_ATTRIB_WPOS][0][j];
- const float y = exec->attr[FRAG_ATTRIB_WPOS][1][j];
- exec->attr[attrib][i][j] = (exec->coef[attrib].a0[i] +
- exec->coef[attrib].dadx[i] * x +
- exec->coef[attrib].dady[i] * y);
- }
-}
-
-
-/**
- * Compute quad's attribute values by linear interpolation with
- * perspective correction.
- *
- * Push into the fp:
- *
- * INPUT[attr] = MAD COEF_DADX[attr], INPUT_WPOS.xxxx, COEF_A0[attr]
- * INPUT[attr] = MAD COEF_DADY[attr], INPUT_WPOS.yyyy, INPUT[attr]
- * TMP = RCP INPUT_WPOS.w
- * INPUT[attr] = MUL INPUT[attr], TMP.xxxx
- *
- */
-static INLINE void pinterp( struct exec_machine *exec,
- unsigned attrib,
- unsigned i )
-{
- unsigned j;
-
- for (j = 0; j < QUAD_SIZE; j++) {
- const float x = exec->attr[FRAG_ATTRIB_WPOS][0][j];
- const float y = exec->attr[FRAG_ATTRIB_WPOS][1][j];
- /* FRAG_ATTRIB_WPOS.w here is really 1/w */
- const float w = 1.0 / exec->attr[FRAG_ATTRIB_WPOS][3][j];
- exec->attr[attrib][i][j] = ((exec->coef[attrib].a0[i] +
- exec->coef[attrib].dadx[i] * x +
- exec->coef[attrib].dady[i] * y) * w);
- }
-}
-
-
/* This should be done by the fragment shader execution unit (code
* generated from the decl instructions). Do it here for now.
*/
static void
-shade_quad( struct quad_stage *qs, struct quad_header *quad )
+shade_quad(
+ struct quad_stage *qs,
+ struct quad_header *quad )
{
- struct quad_shade_stage *qss = quad_shade_stage(qs);
+ struct quad_shade_stage *qss = quad_shade_stage( qs );
struct softpipe_context *softpipe = qs->softpipe;
- struct exec_machine exec;
const float fx = quad->x0;
const float fy = quad->y0;
unsigned attr, i;
struct tgsi_exec_machine machine;
#if USE_ALIGNED_ATTRIBS
- struct tgsi_exec_vector outputs[FRAG_ATTRIB_MAX] ALIGN16_SUFFIX;
+ struct tgsi_exec_vector inputs[PIPE_ATTRIB_MAX] ALIGN16_SUFFIX;
+ struct tgsi_exec_vector outputs[PIPE_ATTRIB_MAX] ALIGN16_SUFFIX;
#else
- struct tgsi_exec_vector inputs[FRAG_ATTRIB_MAX + 1];
- struct tgsi_exec_vector outputs[FRAG_ATTRIB_MAX + 1];
+ struct tgsi_exec_vector inputs[PIPE_ATTRIB_MAX + 1];
+ struct tgsi_exec_vector outputs[PIPE_ATTRIB_MAX + 1];
#endif
- exec.coef = quad->coef;
-
- /* Position:
- */
- exec.attr[FRAG_ATTRIB_WPOS][0][0] = fx;
- exec.attr[FRAG_ATTRIB_WPOS][0][1] = fx + 1.0;
- exec.attr[FRAG_ATTRIB_WPOS][0][2] = fx;
- exec.attr[FRAG_ATTRIB_WPOS][0][3] = fx + 1.0;
-
- exec.attr[FRAG_ATTRIB_WPOS][1][0] = fy;
- exec.attr[FRAG_ATTRIB_WPOS][1][1] = fy;
- exec.attr[FRAG_ATTRIB_WPOS][1][2] = fy + 1.0;
- exec.attr[FRAG_ATTRIB_WPOS][1][3] = fy + 1.0;
-
- /* Z and W are done by linear interpolation */
- if (softpipe->need_z) {
- linterp(&exec, 0, 2); /* attr[0].z */
- }
-
- if (softpipe->need_w) {
- linterp(&exec, 0, 3); /* attr[0].w */
- /*invert(&exec, 0, 3);*/
- }
-
- /* Interpolate all the remaining attributes. This will get pushed
- * into the fragment program's responsibilities at some point.
- * Start at 1 to skip fragment position attribute (computed above).
- */
- for (attr = 1; attr < quad->nr_attrs; attr++) {
- switch (softpipe->interp[attr]) {
- case INTERP_CONSTANT:
- for (i = 0; i < NUM_CHANNELS; i++)
- cinterp(&exec, attr, i);
- break;
-
- case INTERP_LINEAR:
- for (i = 0; i < NUM_CHANNELS; i++)
- linterp(&exec, attr, i);
- break;
-
- case INTERP_PERSPECTIVE:
- for (i = 0; i < NUM_CHANNELS; i++)
- pinterp(&exec, attr, i);
- break;
- }
- }
-
#ifdef DEBUG
memset( &machine, 0, sizeof( machine ) );
#endif
- assert( sizeof( struct tgsi_exec_vector ) == sizeof( exec.attr[0] ) );
-
/* init machine state */
tgsi_exec_machine_init(
&machine,
@@ -228,33 +101,40 @@ shade_quad( struct quad_stage *qs, struct quad_header *quad )
machine.Consts = softpipe->fs.constants->constant;
#if USE_ALIGNED_ATTRIBS
- machine.Inputs = (struct tgsi_exec_vector *) exec.attr;
+ machine.Inputs = inputs;
machine.Outputs = outputs;
#else
machine.Inputs = (struct tgsi_exec_vector *) tgsi_align_128bit( inputs );
machine.Outputs = (struct tgsi_exec_vector *) tgsi_align_128bit( outputs );
-
- memcpy(
- machine.Inputs,
- exec.attr,
- softpipe->nr_attrs * sizeof( struct tgsi_exec_vector ) );
#endif
+ machine.InterpCoefs = quad->coef;
+
+ machine.Inputs[0].xyzw[0].f[0] = fx;
+ machine.Inputs[0].xyzw[0].f[1] = fx + 1.0;
+ machine.Inputs[0].xyzw[0].f[2] = fx;
+ machine.Inputs[0].xyzw[0].f[3] = fx + 1.0;
+
+ machine.Inputs[0].xyzw[1].f[0] = fy;
+ machine.Inputs[0].xyzw[1].f[1] = fy;
+ machine.Inputs[0].xyzw[1].f[2] = fy + 1.0;
+ machine.Inputs[0].xyzw[1].f[3] = fy + 1.0;
+
/* run shader */
tgsi_exec_machine_run( &machine );
/* store result color */
memcpy(
quad->outputs.color,
- &machine.Outputs[FRAG_ATTRIB_COL0].xyzw[0].f[0],
+ &machine.Outputs[1].xyzw[0].f[0],
sizeof( quad->outputs.color ) );
if( softpipe->need_z ) {
/* XXX temporary */
- quad->outputs.depth[0] = exec.attr[0][2][0];
- quad->outputs.depth[1] = exec.attr[0][2][1];
- quad->outputs.depth[2] = exec.attr[0][2][2];
- quad->outputs.depth[3] = exec.attr[0][2][3];
+ memcpy(
+ quad->outputs.depth,
+ &machine.Outputs[0].xyzw[2],
+ sizeof( quad->outputs.depth ) );
}
/* shader may cull fragments */
diff --git a/src/mesa/pipe/softpipe/sp_state_derived.c b/src/mesa/pipe/softpipe/sp_state_derived.c
index 0a2cfbb7d1..cd67d1c46f 100644
--- a/src/mesa/pipe/softpipe/sp_state_derived.c
+++ b/src/mesa/pipe/softpipe/sp_state_derived.c
@@ -87,7 +87,7 @@ static void calculate_vertex_layout( struct softpipe_context *softpipe )
* fragment position (XYZW).
*/
if (softpipe->depth_test.enabled ||
- (inputsRead & FRAG_ATTRIB_WPOS))
+ (inputsRead & (1 << FRAG_ATTRIB_WPOS)))
softpipe->need_z = TRUE;
else
softpipe->need_z = FALSE;
@@ -95,7 +95,7 @@ static void calculate_vertex_layout( struct softpipe_context *softpipe )
/* Need W if we do any perspective-corrected interpolation or the
* fragment program uses the fragment position.
*/
- if (inputsRead & FRAG_ATTRIB_WPOS)
+ if (inputsRead & (1 << FRAG_ATTRIB_WPOS))
softpipe->need_w = TRUE;
else
softpipe->need_w = FALSE;
diff --git a/src/mesa/pipe/tgsi/core/tgsi_build.c b/src/mesa/pipe/tgsi/core/tgsi_build.c
index d9c9a45532..d6f8af656a 100644
--- a/src/mesa/pipe/tgsi/core/tgsi_build.c
+++ b/src/mesa/pipe/tgsi/core/tgsi_build.c
@@ -88,6 +88,7 @@ tgsi_default_declaration( void )
declaration.Size = 1;
declaration.File = TGSI_FILE_NULL;
declaration.Declare = TGSI_DECLARE_RANGE;
+ declaration.UsageMask = TGSI_WRITEMASK_XYZW;
declaration.Interpolate = 0;
declaration.Semantic = 0;
declaration.Padding = 0;
@@ -100,6 +101,7 @@ struct tgsi_declaration
tgsi_build_declaration(
unsigned file,
unsigned declare,
+ unsigned usage_mask,
unsigned interpolate,
unsigned semantic,
struct tgsi_header *header )
@@ -112,6 +114,7 @@ tgsi_build_declaration(
declaration = tgsi_default_declaration();
declaration.File = file;
declaration.Declare = declare;
+ declaration.UsageMask = usage_mask;
declaration.Interpolate = interpolate;
declaration.Semantic = semantic;
@@ -162,6 +165,7 @@ tgsi_build_full_declaration(
*declaration = tgsi_build_declaration(
full_decl->Declaration.File,
full_decl->Declaration.Declare,
+ full_decl->Declaration.UsageMask,
full_decl->Declaration.Interpolate,
full_decl->Declaration.Semantic,
header );
diff --git a/src/mesa/pipe/tgsi/core/tgsi_build.h b/src/mesa/pipe/tgsi/core/tgsi_build.h
index b3eb0715ee..116c78abf3 100644
--- a/src/mesa/pipe/tgsi/core/tgsi_build.h
+++ b/src/mesa/pipe/tgsi/core/tgsi_build.h
@@ -38,6 +38,7 @@ struct tgsi_declaration
tgsi_build_declaration(
unsigned file,
unsigned declare,
+ unsigned usage_mask,
unsigned interpolate,
unsigned semantic,
struct tgsi_header *header );
diff --git a/src/mesa/pipe/tgsi/core/tgsi_dump.c b/src/mesa/pipe/tgsi/core/tgsi_dump.c
index 5a9f92004e..622d617e29 100644
--- a/src/mesa/pipe/tgsi/core/tgsi_dump.c
+++ b/src/mesa/pipe/tgsi/core/tgsi_dump.c
@@ -633,6 +633,22 @@ dump_declaration_short(
assert( 0 );
}
+ if( decl->Declaration.UsageMask != TGSI_WRITEMASK_XYZW ) {
+ CHR( '.' );
+ if( decl->Declaration.UsageMask & TGSI_WRITEMASK_X ) {
+ CHR( 'x' );
+ }
+ if( decl->Declaration.UsageMask & TGSI_WRITEMASK_Y ) {
+ CHR( 'y' );
+ }
+ if( decl->Declaration.UsageMask & TGSI_WRITEMASK_Z ) {
+ CHR( 'z' );
+ }
+ if( decl->Declaration.UsageMask & TGSI_WRITEMASK_W ) {
+ CHR( 'w' );
+ }
+ }
+
if( decl->Declaration.Interpolate ) {
TXT( ", " );
ENM( decl->Interpolation.Interpolate, TGSI_INTERPOLATES_SHORT );
@@ -659,6 +675,21 @@ dump_declaration_verbose(
ENM( decl->Declaration.File, TGSI_FILES );
TXT( "\nDeclare : " );
ENM( decl->Declaration.Declare, TGSI_DECLARES );
+ if( deflt || fd->Declaration.UsageMask != decl->Declaration.UsageMask ) {
+ TXT( "\nUsageMask : " );
+ if( decl->Declaration.UsageMask & TGSI_WRITEMASK_X ) {
+ CHR( 'X' );
+ }
+ if( decl->Declaration.UsageMask & TGSI_WRITEMASK_Y ) {
+ CHR( 'Y' );
+ }
+ if( decl->Declaration.UsageMask & TGSI_WRITEMASK_Z ) {
+ CHR( 'Z' );
+ }
+ if( decl->Declaration.UsageMask & TGSI_WRITEMASK_W ) {
+ CHR( 'W' );
+ }
+ }
if( deflt || fd->Declaration.Interpolate != decl->Declaration.Interpolate ) {
TXT( "\nInterpolate: " );
UID( decl->Declaration.Interpolate );
diff --git a/src/mesa/pipe/tgsi/core/tgsi_exec.c b/src/mesa/pipe/tgsi/core/tgsi_exec.c
index 0a34754c40..0ffed20066 100644
--- a/src/mesa/pipe/tgsi/core/tgsi_exec.c
+++ b/src/mesa/pipe/tgsi/core/tgsi_exec.c
@@ -62,7 +62,7 @@
void
tgsi_exec_machine_init(
struct tgsi_exec_machine *mach,
- struct tgsi_token *tokens,
+ const struct tgsi_token *tokens,
GLuint numSamplers,
struct tgsi_sampler *samplers)
{
@@ -1063,7 +1063,131 @@ fetch_texel( struct tgsi_sampler *sampler,
}
}
+static void
+constant_interpolation(
+ struct tgsi_exec_machine *mach,
+ unsigned attrib,
+ unsigned chan )
+{
+ unsigned i;
+
+ for( i = 0; i < QUAD_SIZE; i++ ) {
+ mach->Inputs[attrib].xyzw[chan].f[i] = mach->InterpCoefs[attrib].a0[chan];
+ }
+}
+
+static void
+linear_interpolation(
+ struct tgsi_exec_machine *mach,
+ unsigned attrib,
+ unsigned chan )
+{
+ unsigned i;
+
+ for( i = 0; i < QUAD_SIZE; i++ ) {
+ const float x = mach->Inputs[0].xyzw[0].f[i];
+ const float y = mach->Inputs[0].xyzw[1].f[i];
+
+ mach->Inputs[attrib].xyzw[chan].f[i] =
+ mach->InterpCoefs[attrib].a0[chan] +
+ mach->InterpCoefs[attrib].dadx[chan] * x +
+ mach->InterpCoefs[attrib].dady[chan] * y;
+ }
+}
+
+static void
+perspective_interpolation(
+ struct tgsi_exec_machine *mach,
+ unsigned attrib,
+ unsigned chan )
+{
+ unsigned i;
+
+ for( i = 0; i < QUAD_SIZE; i++ ) {
+ const float x = mach->Inputs[0].xyzw[0].f[i];
+ const float y = mach->Inputs[0].xyzw[1].f[i];
+ // WPOS.w here is really 1/w
+ const float w = 1.0f / mach->Inputs[0].xyzw[3].f[i];
+
+ mach->Inputs[attrib].xyzw[chan].f[i] =
+ (mach->InterpCoefs[attrib].a0[chan] +
+ mach->InterpCoefs[attrib].dadx[chan] * x +
+ mach->InterpCoefs[attrib].dady[chan] * y) * w;
+ }
+}
+
+typedef void (* interpolation_func)(
+ struct tgsi_exec_machine *mach,
+ unsigned attrib,
+ unsigned chan );
+
+static void
+exec_declaration(
+ struct tgsi_exec_machine *mach,
+ const struct tgsi_full_declaration *decl )
+{
+ if( mach->Processor == TGSI_PROCESSOR_FRAGMENT ) {
+ if( decl->Declaration.File == TGSI_FILE_INPUT ) {
+ unsigned first, last, mask, i, j;
+ interpolation_func interp;
+
+ assert( decl->Declaration.Declare == TGSI_DECLARE_RANGE );
+
+ first = decl->u.DeclarationRange.First;
+ last = decl->u.DeclarationRange.Last;
+ mask = decl->Declaration.UsageMask;
+
+ /* Do not touch WPOS.xy */
+ if( first == 0 ) {
+ mask &= ~TGSI_WRITEMASK_XY;
+ if( mask == TGSI_WRITEMASK_NONE ) {
+ first++;
+ if( first > last ) {
+ return;
+ }
+ }
+ }
+
+ switch( decl->Interpolation.Interpolate ) {
+ case TGSI_INTERPOLATE_CONSTANT:
+ interp = constant_interpolation;
+ break;
+
+ case TGSI_INTERPOLATE_LINEAR:
+ interp = linear_interpolation;
+ break;
+ case TGSI_INTERPOLATE_PERSPECTIVE:
+ interp = perspective_interpolation;
+ break;
+
+ default:
+ assert( 0 );
+ }
+
+ if( mask == TGSI_WRITEMASK_XYZW ) {
+ unsigned i, j;
+
+ for( i = first; i <= last; i++ ) {
+ for( j = 0; j < NUM_CHANNELS; j++ ) {
+ interp( mach, i, j );
+ }
+ }
+ }
+ else {
+ unsigned i, j;
+
+ for( j = 0; j < NUM_CHANNELS; j++ ) {
+ if( mask & (1 << j) ) {
+ for( i = first; i <= last; i++ ) {
+ interp( mach, i, j );
+ }
+ }
+ }
+ }
+ }
+ }
+}
static void
exec_instruction(
@@ -2161,6 +2285,7 @@ tgsi_exec_machine_run2(
tgsi_parse_token( &parse );
switch( parse.FullToken.Token.Type ) {
case TGSI_TOKEN_TYPE_DECLARATION:
+ exec_declaration( mach, &parse.FullToken.FullDeclaration );
break;
case TGSI_TOKEN_TYPE_IMMEDIATE:
break;
diff --git a/src/mesa/pipe/tgsi/core/tgsi_exec.h b/src/mesa/pipe/tgsi/core/tgsi_exec.h
index eed2207d7d..e5e8c3608e 100644
--- a/src/mesa/pipe/tgsi/core/tgsi_exec.h
+++ b/src/mesa/pipe/tgsi/core/tgsi_exec.h
@@ -11,23 +11,27 @@
extern "C" {
#endif // defined __cplusplus
+#define NUM_CHANNELS 4 /* R,G,B,A */
+#define QUAD_SIZE 4 /* 4 pixel/quad */
+
union tgsi_exec_channel
{
- float f[4];
- int i[4];
- unsigned u[4];
+ float f[QUAD_SIZE];
+ int i[QUAD_SIZE];
+ unsigned u[QUAD_SIZE];
};
struct tgsi_exec_vector
{
- union tgsi_exec_channel xyzw[4];
+ union tgsi_exec_channel xyzw[NUM_CHANNELS];
};
-
-#define NUM_CHANNELS 4 /* R,G,B,A */
-#ifndef QUAD_SIZE
-#define QUAD_SIZE 4 /* 4 pixel/quad */
-#endif
+struct tgsi_interp_coef
+{
+ float a0[NUM_CHANNELS]; /* in an xyzw layout */
+ float dadx[NUM_CHANNELS];
+ float dady[NUM_CHANNELS];
+};
#define TEX_CACHE_TILE_SIZE 8
#define TEX_CACHE_NUM_ENTRIES 8
@@ -55,8 +59,8 @@ struct tgsi_sampler
struct tgsi_exec_labels
{
- unsigned labels[128][2];
- unsigned count;
+ unsigned labels[128][2];
+ unsigned count;
};
#define TGSI_EXEC_TEMP_00000000_I 32
@@ -109,15 +113,15 @@ struct tgsi_exec_cond_state
{
struct tgsi_exec_cond_regs IfPortion;
struct tgsi_exec_cond_regs ElsePortion;
- unsigned Condition;
- boolean WasElse;
+ unsigned Condition;
+ boolean WasElse;
};
/* XXX: This is temporary */
struct tgsi_exec_cond_stack
{
struct tgsi_exec_cond_state States[8];
- unsigned Index; /* into States[] */
+ unsigned Index; /* into States[] */
};
struct tgsi_exec_machine
@@ -138,15 +142,19 @@ struct tgsi_exec_machine
struct tgsi_sampler *Samplers;
- float Imms[256][4];
- unsigned ImmLimit;
- float (*Consts)[4];
- const struct tgsi_exec_vector *Inputs;
+ float Imms[256][4];
+ unsigned ImmLimit;
+ float (*Consts)[4];
+ struct tgsi_exec_vector *Inputs;
struct tgsi_exec_vector *Outputs;
- struct tgsi_token *Tokens;
- unsigned Processor;
+ const struct tgsi_token *Tokens;
+ unsigned Processor;
+
+ /* GEOMETRY processor only. */
+ unsigned *Primitives;
- unsigned *Primitives;
+ /* FRAGMENT processor only. */
+ const struct tgsi_interp_coef *InterpCoefs;
struct tgsi_exec_cond_stack CondStack;
#if XXX_SSE
@@ -157,7 +165,7 @@ struct tgsi_exec_machine
void
tgsi_exec_machine_init(
struct tgsi_exec_machine *mach,
- struct tgsi_token *tokens,
+ const struct tgsi_token *tokens,
unsigned numSamplers,
struct tgsi_sampler *samplers);
diff --git a/src/mesa/pipe/tgsi/core/tgsi_token.h b/src/mesa/pipe/tgsi/core/tgsi_token.h
index f72c7dc4be..3ed341fb7b 100644
--- a/src/mesa/pipe/tgsi/core/tgsi_token.h
+++ b/src/mesa/pipe/tgsi/core/tgsi_token.h
@@ -52,15 +52,33 @@ struct tgsi_token
#define TGSI_DECLARE_RANGE 0
#define TGSI_DECLARE_MASK 1
+#define TGSI_WRITEMASK_NONE 0x00
+#define TGSI_WRITEMASK_X 0x01
+#define TGSI_WRITEMASK_Y 0x02
+#define TGSI_WRITEMASK_XY 0x03
+#define TGSI_WRITEMASK_Z 0x04
+#define TGSI_WRITEMASK_XZ 0x05
+#define TGSI_WRITEMASK_YZ 0x06
+#define TGSI_WRITEMASK_XYZ 0x07
+#define TGSI_WRITEMASK_W 0x08
+#define TGSI_WRITEMASK_XW 0x09
+#define TGSI_WRITEMASK_YW 0x0A
+#define TGSI_WRITEMASK_XYW 0x0B
+#define TGSI_WRITEMASK_ZW 0x0C
+#define TGSI_WRITEMASK_XZW 0x0D
+#define TGSI_WRITEMASK_YZW 0x0E
+#define TGSI_WRITEMASK_XYZW 0x0F
+
struct tgsi_declaration
{
unsigned Type : 4; /* TGSI_TOKEN_TYPE_DECLARATION */
unsigned Size : 8; /* UINT */
unsigned File : 4; /* TGSI_FILE_ */
unsigned Declare : 4; /* TGSI_DECLARE_ */
+ unsigned UsageMask : 4; /* TGSI_WRITEMASK_ */
unsigned Interpolate : 1; /* BOOL */
unsigned Semantic : 1; /* BOOL */
- unsigned Padding : 9;
+ unsigned Padding : 5;
unsigned Extended : 1; /* BOOL */
};
@@ -1226,23 +1244,6 @@ struct tgsi_instruction_ext_texture
unsigned Extended : 1; /* BOOL */
};
-#define TGSI_WRITEMASK_NONE 0x00
-#define TGSI_WRITEMASK_X 0x01
-#define TGSI_WRITEMASK_Y 0x02
-#define TGSI_WRITEMASK_XY 0x03
-#define TGSI_WRITEMASK_Z 0x04
-#define TGSI_WRITEMASK_XZ 0x05
-#define TGSI_WRITEMASK_YZ 0x06
-#define TGSI_WRITEMASK_XYZ 0x07
-#define TGSI_WRITEMASK_W 0x08
-#define TGSI_WRITEMASK_XW 0x09
-#define TGSI_WRITEMASK_YW 0x0A
-#define TGSI_WRITEMASK_XYW 0x0B
-#define TGSI_WRITEMASK_ZW 0x0C
-#define TGSI_WRITEMASK_XZW 0x0D
-#define TGSI_WRITEMASK_YZW 0x0E
-#define TGSI_WRITEMASK_XYZW 0x0F
-
struct tgsi_instruction_ext_predicate
{
unsigned Type : 4; /* TGSI_INSTRUCTION_EXT_TYPE_PREDICATE */
diff --git a/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c b/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c
index 609d329242..2ac04e8d56 100644
--- a/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c
+++ b/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c
@@ -467,13 +467,15 @@ static struct tgsi_full_declaration
make_frag_input_decl(
GLuint first,
GLuint last,
- GLuint interpolate )
+ GLuint interpolate,
+ GLuint usage_mask )
{
struct tgsi_full_declaration decl;
decl = tgsi_default_full_declaration();
decl.Declaration.File = TGSI_FILE_INPUT;
decl.Declaration.Declare = TGSI_DECLARE_RANGE;
+ decl.Declaration.UsageMask = usage_mask;
decl.Declaration.Interpolate = 1;
decl.u.DeclarationRange.First = first;
decl.u.DeclarationRange.Last = last;
@@ -485,13 +487,15 @@ make_frag_input_decl(
static struct tgsi_full_declaration
make_frag_output_decl(
GLuint index,
- GLuint semantic_name )
+ GLuint semantic_name,
+ GLuint usage_mask )
{
struct tgsi_full_declaration decl;
decl = tgsi_default_full_declaration();
decl.Declaration.File = TGSI_FILE_OUTPUT;
decl.Declaration.Declare = TGSI_DECLARE_RANGE;
+ decl.Declaration.UsageMask = usage_mask;
decl.Declaration.Semantic = 1;
decl.u.DeclarationRange.First = index;
decl.u.DeclarationRange.Last = index;
@@ -514,6 +518,7 @@ tgsi_mesa_compile_fp_program(
struct tgsi_full_dst_register *fulldst;
struct tgsi_full_src_register *fullsrc;
GLuint inputs_read;
+ GLboolean reads_wpos;
GLuint preamble_size = 0;
*(struct tgsi_version *) &tokens[0] = tgsi_build_version();
@@ -523,19 +528,33 @@ tgsi_mesa_compile_fp_program(
ti = 2;
- /*
- * Input 0 is always read, at least implicitly by the MOV instruction generated
- * below, so mark it as used.
- */
- inputs_read = program->Base.InputsRead | 1;
+ reads_wpos = program->Base.InputsRead & (1 << FRAG_ATTRIB_WPOS);
+ inputs_read = program->Base.InputsRead | (1 << FRAG_ATTRIB_WPOS);
/*
* Declare input attributes. Note that we do not interpolate fragment position.
*/
+
+ /* Fragment position. */
+ if( reads_wpos ) {
+ fulldecl = make_frag_input_decl(
+ 0,
+ 0,
+ TGSI_INTERPOLATE_CONSTANT,
+ TGSI_WRITEMASK_XY );
+ ti += tgsi_build_full_declaration(
+ &fulldecl,
+ &tokens[ti],
+ header,
+ maxTokens - ti );
+ }
+
+ /* Fragment zw. */
fulldecl = make_frag_input_decl(
0,
0,
- TGSI_INTERPOLATE_CONSTANT );
+ TGSI_INTERPOLATE_LINEAR,
+ reads_wpos ? TGSI_WRITEMASK_ZW : TGSI_WRITEMASK_Z );
ti += tgsi_build_full_declaration(
&fulldecl,
&tokens[ti],
@@ -552,7 +571,8 @@ tgsi_mesa_compile_fp_program(
fulldecl = make_frag_input_decl(
1,
1 + count - 1,
- TGSI_INTERPOLATE_LINEAR );
+ TGSI_INTERPOLATE_LINEAR,
+ TGSI_WRITEMASK_XYZW );
ti += tgsi_build_full_declaration(
&fulldecl,
&tokens[ti],
@@ -569,7 +589,8 @@ tgsi_mesa_compile_fp_program(
fulldecl = make_frag_output_decl(
0,
- TGSI_SEMANTIC_DEPTH );
+ TGSI_SEMANTIC_DEPTH,
+ TGSI_WRITEMASK_Z );
ti += tgsi_build_full_declaration(
&fulldecl,
&tokens[ti],
@@ -579,7 +600,8 @@ tgsi_mesa_compile_fp_program(
if( program->Base.OutputsWritten & (1 << FRAG_RESULT_COLR) ) {
fulldecl = make_frag_output_decl(
1,
- TGSI_SEMANTIC_COLOR );
+ TGSI_SEMANTIC_COLOR,
+ TGSI_WRITEMASK_XYZW );
ti += tgsi_build_full_declaration(
&fulldecl,
&tokens[ti],
@@ -587,38 +609,6 @@ tgsi_mesa_compile_fp_program(
maxTokens - ti );
}
- /*
- * Copy input fragment xyz to output xyz.
- * If the shader writes depth, do not copy the z component.
- */
-
- fullinst = tgsi_default_full_instruction();
-
- fullinst.Instruction.Opcode = TGSI_OPCODE_MOV;
- fullinst.Instruction.NumDstRegs = 1;
- fullinst.Instruction.NumSrcRegs = 1;
-
- fulldst = &fullinst.FullDstRegisters[0];
- fulldst->DstRegister.File = TGSI_FILE_OUTPUT;
- fulldst->DstRegister.Index = 0;
- if( program->Base.OutputsWritten & (1 << FRAG_RESULT_DEPR) ) {
- fulldst->DstRegister.WriteMask = TGSI_WRITEMASK_XY;
- }
- else {
- fulldst->DstRegister.WriteMask = TGSI_WRITEMASK_XYZ;
- }
-
- fullsrc = &fullinst.FullSrcRegisters[0];
- fullsrc->SrcRegister.File = TGSI_FILE_INPUT;
- fullsrc->SrcRegister.Index = 0;
-
- ti += tgsi_build_full_instruction(
- &fullinst,
- &tokens[ti],
- header,
- maxTokens - ti );
- preamble_size++;
-
for( i = 0; i < program->Base.NumInstructions; i++ ) {
if( compile_instruction(
&program->Base.Instructions[i],
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 19:52:49 +0000