shader: factor out fragment shader IO emit

Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
macos/master
Gert Wollny 6 years ago committed by Dave Airlie
parent 7c8b9325e7
commit deebae87f7
  1. 94
      src/vrend_shader.c

@ -4487,6 +4487,97 @@ static void emit_ios_vs(struct dump_ctx *ctx)
}
}
static void emit_ios_fs(struct dump_ctx *ctx)
{
uint32_t i;
const char *prefix = "", *auxprefix = "";
if (fs_emit_layout(ctx)) {
bool upper_left = !(ctx->fs_coord_origin ^ ctx->key->invert_fs_origin);
char comma = (upper_left && ctx->fs_pixel_center) ? ',' : ' ';
emit_hdrf(ctx, "layout(%s%c%s) in vec4 gl_FragCoord;\n",
upper_left ? "origin_upper_left" : "",
comma,
ctx->fs_pixel_center ? "pixel_center_integer" : "");
}
if (ctx->early_depth_stencil) {
emit_hdr(ctx, "layout(early_fragment_tests) in;\n");
}
if (ctx_indirect_inputs(ctx) && ctx->generic_input_range.used) {
const char *name_prefix = get_stage_input_name_prefix(ctx, ctx->prog_type);
int size = ctx->generic_input_range.last - ctx->generic_input_range.first + 1;
if (size < ctx->key->num_indirect_generic_inputs)
ctx->key->num_indirect_generic_inputs = size; // This is wrong but needed for debugging
emit_hdrf(ctx, "in block { vec4 %s%d[%d]; } blk;\n", name_prefix, ctx->generic_input_range.first, size);
}
for (i = 0; i < ctx->num_inputs; i++) {
if (!ctx->inputs[i].glsl_predefined_no_emit) {
prefix = "";
auxprefix = "";
if (ctx->inputs[i].name == TGSI_SEMANTIC_GENERIC ||
ctx->inputs[i].name == TGSI_SEMANTIC_COLOR ||
ctx->inputs[i].name == TGSI_SEMANTIC_BCOLOR) {
prefix = get_interp_string(ctx->cfg, ctx->inputs[i].interpolate, ctx->key->flatshade);
if (!prefix)
prefix = "";
auxprefix = get_aux_string(ctx->inputs[i].location);
ctx->num_interps++;
}
emit_hdrf(ctx, "%s%sin vec4 %s;\n", prefix, auxprefix, ctx->inputs[i].glsl_name);
}
if (ctx->cfg->use_gles && !ctx->key->winsys_adjust_y_emitted &&
(ctx->key->coord_replace & (1 << ctx->inputs[i].sid))) {
ctx->key->winsys_adjust_y_emitted = true;
emit_hdr(ctx, "uniform float winsys_adjust_y;\n");
}
}
if (ctx->write_all_cbufs) {
for (i = 0; i < (uint32_t)ctx->cfg->max_draw_buffers; i++) {
if (ctx->cfg->use_gles)
emit_hdrf(ctx, "layout (location=%d) out vec4 fsout_c%d;\n", i, i);
else
emit_hdrf(ctx, "out vec4 fsout_c%d;\n", i);
}
} else {
for (i = 0; i < ctx->num_outputs; i++) {
if (!ctx->outputs[i].glsl_predefined_no_emit) {
prefix = "";
/* ugly leave spaces to patch interp in later */
emit_hdrf(ctx, "%s%s%s%s vec4 %s;\n",
prefix,
ctx->outputs[i].precise ? "precise " : "",
ctx->outputs[i].invariant ? "invariant " : "",
ctx->outputs[i].fbfetch_used ? "inout" : "out",
ctx->outputs[i].glsl_name);
} else if (ctx->outputs[i].invariant || ctx->outputs[i].precise) {
emit_hdrf(ctx, "%s%s;\n",
ctx->outputs[i].precise ? "precise " :
(ctx->outputs[i].invariant ? "invariant " : ""),
ctx->outputs[i].glsl_name);
}
}
}
if (ctx->num_in_clip_dist) {
if (ctx->key->prev_stage_num_clip_out) {
emit_hdrf(ctx, "in float gl_ClipDistance[%d];\n", ctx->key->prev_stage_num_clip_out);
}
if (ctx->key->prev_stage_num_cull_out) {
emit_hdrf(ctx, "in float gl_CullDistance[%d];\n", ctx->key->prev_stage_num_cull_out);
}
}
}
static void emit_ios_others(struct dump_ctx *ctx)
{
uint32_t i;
@ -4802,6 +4893,9 @@ static void emit_ios(struct dump_ctx *ctx)
case TGSI_PROCESSOR_VERTEX:
emit_ios_vs(ctx);
break;
case TGSI_PROCESSOR_FRAGMENT:
emit_ios_fs(ctx);
break;
default:
emit_ios_others(ctx);
}

Loading…
Cancel
Save