#include "st_context.h"
-#include "st_cache.h"
#include "st_atom.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
+#include "cso_cache/cso_context.h"
/**
- * Convert GLenum stencil func tokens to pipe tokens.
+ * Convert an OpenGL compare mode to a pipe tokens.
*/
-static GLuint
-gl_stencil_func_to_sp(GLenum func)
+GLuint
+st_compare_func_to_pipe(GLenum func)
{
/* Same values, just biased */
assert(PIPE_FUNC_NEVER == GL_NEVER - GL_NEVER);
* Convert GLenum stencil op tokens to pipe tokens.
*/
static GLuint
-gl_stencil_op_to_sp(GLenum func)
+gl_stencil_op_to_pipe(GLenum func)
{
switch (func) {
case GL_KEEP:
case GL_INVERT:
return PIPE_STENCIL_OP_INVERT;
default:
- assert("invalid GL token in gl_stencil_op_to_sp()" == NULL);
+ assert("invalid GL token in gl_stencil_op_to_pipe()" == NULL);
return 0;
}
}
-/**
- * Convert GLenum depth func tokens to pipe tokens.
- */
-static GLuint
-gl_depth_func_to_sp(GLenum func)
+static void
+update_depth_stencil_alpha(struct st_context *st)
{
- /* Same values, just biased */
- assert(PIPE_FUNC_NEVER == GL_NEVER - GL_NEVER);
- assert(PIPE_FUNC_LESS == GL_LESS - GL_NEVER);
- assert(PIPE_FUNC_EQUAL == GL_EQUAL - GL_NEVER);
- assert(PIPE_FUNC_LEQUAL == GL_LEQUAL - GL_NEVER);
- assert(PIPE_FUNC_GREATER == GL_GREATER - GL_NEVER);
- assert(PIPE_FUNC_NOTEQUAL == GL_NOTEQUAL - GL_NEVER);
- assert(PIPE_FUNC_GEQUAL == GL_GEQUAL - GL_NEVER);
- assert(PIPE_FUNC_ALWAYS == GL_ALWAYS - GL_NEVER);
- assert(func >= GL_NEVER);
- assert(func <= GL_ALWAYS);
- return func - GL_NEVER;
-}
+ struct pipe_depth_stencil_alpha_state *dsa = &st->state.depth_stencil;
+ GLcontext *ctx = st->ctx;
+ memset(dsa, 0, sizeof(*dsa));
-static void
-update_depth_stencil(struct st_context *st)
-{
- struct pipe_depth_stencil_state depth_stencil;
-
- memset(&depth_stencil, 0, sizeof(depth_stencil));
-
- depth_stencil.depth.enabled = st->ctx->Depth.Test;
- depth_stencil.depth.writemask = st->ctx->Depth.Mask;
- depth_stencil.depth.func = gl_depth_func_to_sp(st->ctx->Depth.Func);
- depth_stencil.depth.clear = st->ctx->Depth.Clear;
-
- if (st->ctx->Query.CurrentOcclusionObject &&
- st->ctx->Query.CurrentOcclusionObject->Active)
- depth_stencil.depth.occlusion_count = 1;
-
- if (st->ctx->Stencil.Enabled) {
- depth_stencil.stencil.front_enabled = 1;
- depth_stencil.stencil.front_func = gl_stencil_func_to_sp(st->ctx->Stencil.Function[0]);
- depth_stencil.stencil.front_fail_op = gl_stencil_op_to_sp(st->ctx->Stencil.FailFunc[0]);
- depth_stencil.stencil.front_zfail_op = gl_stencil_op_to_sp(st->ctx->Stencil.ZFailFunc[0]);
- depth_stencil.stencil.front_zpass_op = gl_stencil_op_to_sp(st->ctx->Stencil.ZPassFunc[0]);
- depth_stencil.stencil.ref_value[0] = st->ctx->Stencil.Ref[0] & 0xff;
- depth_stencil.stencil.value_mask[0] = st->ctx->Stencil.ValueMask[0] & 0xff;
- depth_stencil.stencil.write_mask[0] = st->ctx->Stencil.WriteMask[0] & 0xff;
- if (st->ctx->Stencil.TestTwoSide) {
- depth_stencil.stencil.back_enabled = 1;
- depth_stencil.stencil.back_func = gl_stencil_func_to_sp(st->ctx->Stencil.Function[1]);
- depth_stencil.stencil.back_fail_op = gl_stencil_op_to_sp(st->ctx->Stencil.FailFunc[1]);
- depth_stencil.stencil.back_zfail_op = gl_stencil_op_to_sp(st->ctx->Stencil.ZFailFunc[1]);
- depth_stencil.stencil.back_zpass_op = gl_stencil_op_to_sp(st->ctx->Stencil.ZPassFunc[1]);
- depth_stencil.stencil.ref_value[1] = st->ctx->Stencil.Ref[1] & 0xff;
- depth_stencil.stencil.value_mask[1] = st->ctx->Stencil.ValueMask[1] & 0xff;
- depth_stencil.stencil.write_mask[1] = st->ctx->Stencil.WriteMask[1] & 0xff;
+ if (ctx->Depth.Test && ctx->DrawBuffer->Visual.depthBits > 0) {
+ dsa->depth.enabled = 1;
+ dsa->depth.writemask = ctx->Depth.Mask;
+ dsa->depth.func = st_compare_func_to_pipe(ctx->Depth.Func);
+ }
+
+ if (ctx->Query.CurrentOcclusionObject &&
+ ctx->Query.CurrentOcclusionObject->Active)
+ dsa->depth.occlusion_count = 1;
+
+ if (ctx->Stencil.Enabled && ctx->DrawBuffer->Visual.stencilBits > 0) {
+ dsa->stencil[0].enabled = 1;
+ dsa->stencil[0].func = st_compare_func_to_pipe(ctx->Stencil.Function[0]);
+ dsa->stencil[0].fail_op = gl_stencil_op_to_pipe(ctx->Stencil.FailFunc[0]);
+ dsa->stencil[0].zfail_op = gl_stencil_op_to_pipe(ctx->Stencil.ZFailFunc[0]);
+ dsa->stencil[0].zpass_op = gl_stencil_op_to_pipe(ctx->Stencil.ZPassFunc[0]);
+ dsa->stencil[0].ref_value = ctx->Stencil.Ref[0] & 0xff;
+ dsa->stencil[0].valuemask = ctx->Stencil.ValueMask[0] & 0xff;
+ dsa->stencil[0].writemask = ctx->Stencil.WriteMask[0] & 0xff;
+
+ if (ctx->Stencil._TestTwoSide) {
+ const GLuint back = ctx->Stencil._BackFace;
+ dsa->stencil[1].enabled = 1;
+ dsa->stencil[1].func = st_compare_func_to_pipe(ctx->Stencil.Function[back]);
+ dsa->stencil[1].fail_op = gl_stencil_op_to_pipe(ctx->Stencil.FailFunc[back]);
+ dsa->stencil[1].zfail_op = gl_stencil_op_to_pipe(ctx->Stencil.ZFailFunc[back]);
+ dsa->stencil[1].zpass_op = gl_stencil_op_to_pipe(ctx->Stencil.ZPassFunc[back]);
+ dsa->stencil[1].ref_value = ctx->Stencil.Ref[back] & 0xff;
+ dsa->stencil[1].valuemask = ctx->Stencil.ValueMask[back] & 0xff;
+ dsa->stencil[1].writemask = ctx->Stencil.WriteMask[back] & 0xff;
+ }
+ else {
+ dsa->stencil[1] = dsa->stencil[0];
+ dsa->stencil[1].enabled = 0;
}
- depth_stencil.stencil.clear_value = st->ctx->Stencil.Clear & 0xff;
}
- struct pipe_depth_stencil_state *cached_state =
- st_cached_depth_stencil_state(st, &depth_stencil);
- if (st->state.depth_stencil != cached_state) {
- /* state has changed */
- st->state.depth_stencil = cached_state;
- st->pipe->bind_depth_stencil_state(st->pipe, cached_state); /* set new state */
+ if (ctx->Color.AlphaEnabled) {
+ dsa->alpha.enabled = 1;
+ dsa->alpha.func = st_compare_func_to_pipe(ctx->Color.AlphaFunc);
+ dsa->alpha.ref_value = ctx->Color.AlphaRef;
}
+
+ cso_set_depth_stencil_alpha(st->cso_context, dsa);
}
-const struct st_tracked_state st_update_depth_stencil = {
- .name = "st_update_depth_stencil",
- .dirty = {
- .mesa = (_NEW_DEPTH|_NEW_STENCIL),
- .st = 0,
+const struct st_tracked_state st_update_depth_stencil_alpha = {
+ "st_update_depth_stencil", /* name */
+ { /* dirty */
+ (_NEW_DEPTH|_NEW_STENCIL|_NEW_COLOR), /* mesa */
+ 0, /* st */
},
- .update = update_depth_stencil
+ update_depth_stencil_alpha /* update */
};