fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2026-02-16 02:10:25 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

Initial r5xx fragment program compiler support.

Browse source 
Includes fallback shader and a handful of working opcodes.
This commit is contained in:
Corbin Simpson 2008-04-29 13:04:39 -07:00
parent c02d1863d1
commit 6e96ea535a
6 changed files with 326 additions and 2222 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

48
src/mesa/drivers/dri/r300/r300_context.h
View file

@ -774,6 +774,54 @@ struct r300_fragment_program {
GLuint optimization;
};
struct r500_fragment_program {
struct gl_fragment_program mesa_program;
GLcontext *ctx;
GLboolean translated;
GLboolean error;
struct r300_pfs_compile_state *cs;
struct {
GLuint inst0;
GLuint inst1;
GLuint inst2;
GLuint inst3;
GLuint inst4;
GLuint inst5;
} inst[512];
/* TODO: This is magic! */
struct {
int tex_offset;
int tex_end;
int alu_offset;
int alu_end;
int flags;
} node[4];
int cur_node;
int first_node_has_tex;
int alu_offset;
int alu_end;
int tex_offset;
int tex_end;
/* Hardware constants.
* Contains a pointer to the value. The destination of the pointer
* is supposed to be updated when GL state changes.
* Typically, this is either a pointer into
* gl_program_parameter_list::ParameterValues, or a pointer to a
* global constant (e.g. for sin/cos-approximation)
*/
const GLfloat *constant[PFS_NUM_CONST_REGS];
int const_nr;
int max_temp_idx;
GLuint optimization;
};
#define R300_MAX_AOS_ARRAYS 16
#define REG_COORDS 0

1
src/mesa/drivers/dri/r300/r300_fragprog.c
View file

@ -2217,6 +2217,7 @@ static void update_params(struct r300_fragment_program *fp)
void r300TranslateFragmentShader(r300ContextPtr r300,
struct r300_fragment_program *fp)
{
struct r300_pfs_compile_state *cs = NULL;
if (!fp->translated) {

25
src/mesa/drivers/dri/r300/r300_render.c
View file

@ -334,13 +334,26 @@ static GLboolean r300RunRender(GLcontext * ctx,
static int r300Fallback(GLcontext * ctx)
{
r300ContextPtr r300 = R300_CONTEXT(ctx);
struct r300_fragment_program *fp = (struct r300_fragment_program *)
/* Do we need to use new-style shaders?
* Also is there a better way to do this? */
if (r300->radeon.radeonScreen->chip_family >= CHIP_FAMILY_RV515) {
struct r500_fragment_program *fp = (struct r500_fragment_program *)
(char *)ctx->FragmentProgram._Current;
if (fp) {
if (!fp->translated)
r300TranslateFragmentShader(r300, fp);
FALLBACK_IF(!fp->translated);
if (fp) {
if (!fp->translated) {
r500TranslateFragmentShader(r300, fp);
FALLBACK_IF(!fp->translated);
}
}
} else {
struct r300_fragment_program *fp = (struct r300_fragment_program *)
(char *)ctx->FragmentProgram._Current;
if (fp) {
if (!fp->translated) {
r300TranslateFragmentShader(r300, fp);
FALLBACK_IF(!fp->translated);
}
}
}
FALLBACK_IF(ctx->RenderMode != GL_RENDER);

24
src/mesa/drivers/dri/r300/r300_state.c
View file

@ -2315,15 +2315,32 @@ static void r300SetupPixelShader(r300ContextPtr rmesa)
static void r500SetupPixelShader(r300ContextPtr rmesa)
{
GLcontext *ctx = rmesa->radeon.glCtx;
struct r300_fragment_program *fp = (struct r300_fragment_program *)
struct r500_fragment_program *fp = (struct r500_fragment_program *)
(char *)ctx->FragmentProgram._Current;
int i, k;
if (!fp) /* should only happenen once, just after context is created */
if (!fp) /* should only happen once, just after context is created */
return;
r500TranslateFragmentShader(rmesa, fp);
if (!fp->translated) {
fprintf(stderr, "%s: No valid fragment shader, exiting\n",
__FUNCTION__);
return;
}
/* emit the standard zero shader */
R300_STATECHANGE(rmesa, r500fp);
/* Moar magic... */
for (i = 0; i < fp->cs->nrslots; i++) {
rmesa->hw.r500fp.cmd[i*6+1] = fp->inst[i].inst0;
rmesa->hw.r500fp.cmd[i*6+2] = fp->inst[i].inst1;
rmesa->hw.r500fp.cmd[i*6+3] = fp->inst[i].inst2;
rmesa->hw.r500fp.cmd[i*6+4] = fp->inst[i].inst3;
rmesa->hw.r500fp.cmd[i*6+5] = fp->inst[i].inst4;
rmesa->hw.r500fp.cmd[i*6+6] = fp->inst[i].inst5;
}
#if 0
i = 1;
rmesa->hw.r500fp.cmd[i++] = 0x7808;
rmesa->hw.r500fp.cmd[i++] = R500_TEX_ID(0) | R500_TEX_INST_LD | R500_TEX_SEM_ACQUIRE | R500_TEX_IGNORE_UNCOVERED;
@ -2383,8 +2400,9 @@ static void r500SetupPixelShader(r300ContextPtr rmesa)
R500_ALU_RGBA_G_SWIZ_0 |
R500_ALU_RGBA_B_SWIZ_0 |
R500_ALU_RGBA_A_SWIZ_0;
#endif
bump_r500fp_count(rmesa->hw.r500fp.cmd, 12);
bump_r500fp_count(rmesa->hw.r500fp.cmd, i * 6);
R300_STATECHANGE(rmesa, r500fp_const);
for (i = 0; i < fp->const_nr; i++) {

2444
src/mesa/drivers/dri/r300/r500_fragprog.c
View file

File diff suppressed because it is too large Load diff

6
src/mesa/drivers/dri/r300/r500_fragprog.h
View file

@ -96,9 +96,7 @@ typedef struct r300_fragment_program_swizzle {
#define DRI_CONF_FP_OPTIMIZATION_SPEED 0
#define DRI_CONF_FP_OPTIMIZATION_QUALITY 1
struct r300_fragment_program;
extern void r300TranslateFragmentShader(r300ContextPtr r300,
struct r300_fragment_program *fp);
extern void r500TranslateFragmentShader(r300ContextPtr r300,
struct r500_fragment_program *fp);
#endif