"MOV OUT[2].x, SV[0].xxxx\n"
"END\n";
struct tgsi_token tokens[1000];
- struct pipe_shader_state state;
+ struct pipe_shader_state state = {0};
if (!tgsi_text_translate(text, tokens, ARRAY_SIZE(tokens))) {
assert(0);
"EMIT IMM[0].xxxx\n"
"END\n";
struct tgsi_token tokens[1000];
- struct pipe_shader_state state;
+ struct pipe_shader_state state = {0};
if (!tgsi_text_translate(text, tokens, ARRAY_SIZE(tokens))) {
assert(0);
char text[sizeof(shader_templ)+100];
struct tgsi_token tokens[1000];
- struct pipe_shader_state state;
+ struct pipe_shader_state state = {0};
sprintf(text, shader_templ,
write_all_cbufs ? "PROPERTY FS_COLOR0_WRITES_ALL_CBUFS 1\n" : "",
const char *type = tgsi_texture_names[tgsi_tex];
char text[sizeof(shader_templ)+100];
struct tgsi_token tokens[1000];
- struct pipe_shader_state state;
+ struct pipe_shader_state state = {0};
assert(tgsi_tex == TGSI_TEXTURE_2D_MSAA ||
tgsi_tex == TGSI_TEXTURE_2D_ARRAY_MSAA);
"FRAG\n"
"DCL IN[0], GENERIC[0], LINEAR\n"
"DCL SAMP[0..1]\n"
- "DCL SVIEW[0..1], %s, FLOAT\n"
+ "DCL SVIEW[0], %s, FLOAT\n"
+ "DCL SVIEW[1], %s, UINT\n"
"DCL OUT[0], POSITION\n"
"DCL OUT[1], STENCIL\n"
"DCL TEMP[0]\n"
const char *type = tgsi_texture_names[tgsi_tex];
char text[sizeof(shader_templ)+100];
struct tgsi_token tokens[1000];
- struct pipe_shader_state state;
+ struct pipe_shader_state state = {0};
assert(tgsi_tex == TGSI_TEXTURE_2D_MSAA ||
tgsi_tex == TGSI_TEXTURE_2D_ARRAY_MSAA);
- sprintf(text, shader_templ, type, type, type);
+ sprintf(text, shader_templ, type, type, type, type);
if (!tgsi_text_translate(text, tokens, ARRAY_SIZE(tokens))) {
assert(0);
return ureg_create_shader_and_destroy(ureg, pipe);
}
+
/**
* Blit from color to ZS or from ZS to color in a manner that is equivalent
* to memcpy.
return ureg_create_shader_and_destroy(ureg, pipe);
}
+
+
+/**
+ * Create passthrough tessellation control shader.
+ * Passthrough tessellation control shader has output of vertex shader
+ * as input and input of tessellation eval shader as output.
+ */
+void *
+util_make_tess_ctrl_passthrough_shader(struct pipe_context *pipe,
+ uint num_vs_outputs,
+ uint num_tes_inputs,
+ const ubyte *vs_semantic_names,
+ const ubyte *vs_semantic_indexes,
+ const ubyte *tes_semantic_names,
+ const ubyte *tes_semantic_indexes,
+ const unsigned vertices_per_patch)
+{
+ unsigned i, j;
+ unsigned num_regs;
+
+ struct ureg_program *ureg;
+ struct ureg_dst temp, addr;
+ struct ureg_src invocationID;
+ struct ureg_dst dst[PIPE_MAX_SHADER_OUTPUTS];
+ struct ureg_src src[PIPE_MAX_SHADER_INPUTS];
+
+ ureg = ureg_create(PIPE_SHADER_TESS_CTRL);
+
+ if (!ureg)
+ return NULL;
+
+ ureg_property(ureg, TGSI_PROPERTY_TCS_VERTICES_OUT, vertices_per_patch);
+
+ num_regs = 0;
+
+ for (i = 0; i < num_tes_inputs; i++) {
+ switch (tes_semantic_names[i]) {
+ case TGSI_SEMANTIC_POSITION:
+ case TGSI_SEMANTIC_PSIZE:
+ case TGSI_SEMANTIC_COLOR:
+ case TGSI_SEMANTIC_BCOLOR:
+ case TGSI_SEMANTIC_CLIPDIST:
+ case TGSI_SEMANTIC_CLIPVERTEX:
+ case TGSI_SEMANTIC_TEXCOORD:
+ case TGSI_SEMANTIC_FOG:
+ case TGSI_SEMANTIC_GENERIC:
+ for (j = 0; j < num_vs_outputs; j++) {
+ if (tes_semantic_names[i] == vs_semantic_names[j] &&
+ tes_semantic_indexes[i] == vs_semantic_indexes[j]) {
+
+ dst[num_regs] = ureg_DECL_output(ureg,
+ tes_semantic_names[i],
+ tes_semantic_indexes[i]);
+ src[num_regs] = ureg_DECL_input(ureg, vs_semantic_names[j],
+ vs_semantic_indexes[j],
+ 0, 1);
+
+ if (tes_semantic_names[i] == TGSI_SEMANTIC_GENERIC ||
+ tes_semantic_names[i] == TGSI_SEMANTIC_POSITION) {
+ src[num_regs] = ureg_src_dimension(src[num_regs], 0);
+ dst[num_regs] = ureg_dst_dimension(dst[num_regs], 0);
+ }
+
+ num_regs++;
+ break;
+ }
+ }
+ break;
+ default:
+ break;
+ }
+ }
+
+ dst[num_regs] = ureg_DECL_output(ureg, TGSI_SEMANTIC_TESSOUTER,
+ num_regs);
+ src[num_regs] = ureg_DECL_constant(ureg, 0);
+ num_regs++;
+ dst[num_regs] = ureg_DECL_output(ureg, TGSI_SEMANTIC_TESSINNER,
+ num_regs);
+ src[num_regs] = ureg_DECL_constant(ureg, 1);
+ num_regs++;
+
+ if (vertices_per_patch > 1) {
+ invocationID = ureg_DECL_system_value(ureg,
+ TGSI_SEMANTIC_INVOCATIONID, 0);
+ temp = ureg_DECL_local_temporary(ureg);
+ addr = ureg_DECL_address(ureg);
+ ureg_UARL(ureg, ureg_writemask(addr, TGSI_WRITEMASK_X),
+ ureg_scalar(invocationID, TGSI_SWIZZLE_X));
+ }
+
+ for (i = 0; i < num_regs; i++) {
+ if (dst[i].Dimension && vertices_per_patch > 1) {
+ struct ureg_src addr_x = ureg_scalar(ureg_src(addr), TGSI_SWIZZLE_X);
+ ureg_MOV(ureg, temp, ureg_src_dimension_indirect(src[i],
+ addr_x, 0));
+ ureg_MOV(ureg, ureg_dst_dimension_indirect(dst[i],
+ addr_x, 0), ureg_src(temp));
+ }
+ else
+ ureg_MOV(ureg, dst[i], src[i]);
+ }
+
+ ureg_END(ureg);
+
+ return ureg_create_shader_and_destroy(ureg, pipe);
+}