r600g: fix fragcoord.w
Signed-off-by: Vadim Girlin <vadimgirlin@gmail.com>
This commit is contained in:
parent
468c7ea2ac
commit
c4d644bac1
|
@ -197,6 +197,7 @@ struct r600_shader_ctx {
|
|||
int colors_used;
|
||||
boolean clip_vertex_write;
|
||||
unsigned cv_output;
|
||||
int fragcoord_input;
|
||||
};
|
||||
|
||||
struct r600_shader_tgsi_instruction {
|
||||
|
@ -454,13 +455,19 @@ static int tgsi_declaration(struct r600_shader_ctx *ctx)
|
|||
ctx->shader->input[i].centroid = d->Declaration.Centroid;
|
||||
ctx->shader->input[i].gpr = ctx->file_offset[TGSI_FILE_INPUT] + d->Range.First;
|
||||
if (ctx->type == TGSI_PROCESSOR_FRAGMENT) {
|
||||
if (ctx->shader->input[i].name == TGSI_SEMANTIC_FACE)
|
||||
switch (ctx->shader->input[i].name) {
|
||||
case TGSI_SEMANTIC_FACE:
|
||||
ctx->face_gpr = ctx->shader->input[i].gpr;
|
||||
else if (ctx->shader->input[i].name == TGSI_SEMANTIC_COLOR)
|
||||
break;
|
||||
case TGSI_SEMANTIC_COLOR:
|
||||
ctx->colors_used++;
|
||||
break;
|
||||
case TGSI_SEMANTIC_POSITION:
|
||||
ctx->fragcoord_input = i;
|
||||
break;
|
||||
}
|
||||
if (ctx->bc->chip_class >= EVERGREEN) {
|
||||
r = evergreen_interp_input(ctx, i);
|
||||
if (r)
|
||||
if ((r = evergreen_interp_input(ctx, i)))
|
||||
return r;
|
||||
}
|
||||
}
|
||||
|
@ -823,6 +830,7 @@ static int r600_shader_from_tgsi(struct r600_pipe_context * rctx, struct r600_pi
|
|||
ctx.bc->type = shader->processor_type;
|
||||
|
||||
ctx.face_gpr = -1;
|
||||
ctx.fragcoord_input = -1;
|
||||
ctx.colors_used = 0;
|
||||
ctx.clip_vertex_write = 0;
|
||||
|
||||
|
@ -928,6 +936,21 @@ static int r600_shader_from_tgsi(struct r600_pipe_context * rctx, struct r600_pi
|
|||
}
|
||||
}
|
||||
|
||||
if (ctx.fragcoord_input >= 0) {
|
||||
struct r600_bytecode_alu alu;
|
||||
memset(&alu, 0, sizeof(struct r600_bytecode_alu));
|
||||
alu.inst = BC_INST(ctx.bc, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_RECIP_IEEE);
|
||||
alu.src[0].sel = shader->input[ctx.fragcoord_input].gpr;
|
||||
alu.src[0].chan = 3;
|
||||
|
||||
alu.dst.sel = shader->input[ctx.fragcoord_input].gpr;
|
||||
alu.dst.chan = 3;
|
||||
alu.dst.write = 1;
|
||||
alu.last = 1;
|
||||
if ((r = r600_bytecode_add_alu(ctx.bc, &alu)))
|
||||
return r;
|
||||
}
|
||||
|
||||
if (shader->two_side && ctx.colors_used) {
|
||||
if ((r = process_twoside_color_inputs(&ctx)))
|
||||
return r;
|
||||
|
|
Loading…
Reference in New Issue