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authorLuca Barbieri <luca@luca-barbieri.com>2010-02-20 23:17:41 +0100
committerYounes Manton <younes.m@gmail.com>2010-03-15 00:03:02 -0400
commit938c6905cfa4e25c8e898c8d91ee0fe8174abe0b (patch)
tree0916f2563e3c225158b1d0343832a5bdd8f8879b /src/gallium/drivers/nvfx
parentada801222b3c984c260165415864a8f511145251 (diff)
nv30, nv40: unify identical nv[34]0_state_scissor.c
Diffstat (limited to 'src/gallium/drivers/nvfx')
-rw-r--r--src/gallium/drivers/nvfx/Makefile1
-rw-r--r--src/gallium/drivers/nvfx/nvfx_context.h1
-rw-r--r--src/gallium/drivers/nvfx/nvfx_state_emit.c2
-rw-r--r--src/gallium/drivers/nvfx/nvfx_state_scissor.c36
4 files changed, 39 insertions, 1 deletions
diff --git a/src/gallium/drivers/nvfx/Makefile b/src/gallium/drivers/nvfx/Makefile
index f1843b61df..8f4edb6543 100644
--- a/src/gallium/drivers/nvfx/Makefile
+++ b/src/gallium/drivers/nvfx/Makefile
@@ -8,6 +8,7 @@ C_SOURCES = \
nvfx_state_emit.c \
nvfx_state_blend.c \
nvfx_state_rasterizer.c \
+ nvfx_state_scissor.c \
nvfx_transfer.c
include ../../Makefile.template
diff --git a/src/gallium/drivers/nvfx/nvfx_context.h b/src/gallium/drivers/nvfx/nvfx_context.h
index c7ce17ab38..d5817ac5f8 100644
--- a/src/gallium/drivers/nvfx/nvfx_context.h
+++ b/src/gallium/drivers/nvfx/nvfx_context.h
@@ -184,6 +184,7 @@ struct nvfx_state_entry {
extern struct nvfx_state_entry nvfx_state_blend;
extern struct nvfx_state_entry nvfx_state_blend_colour;
extern struct nvfx_state_entry nvfx_state_rasterizer;
+extern struct nvfx_state_entry nvfx_state_scissor;
/* nvfx_clear.c */
extern void nvfx_clear(struct pipe_context *pipe, unsigned buffers,
diff --git a/src/gallium/drivers/nvfx/nvfx_state_emit.c b/src/gallium/drivers/nvfx/nvfx_state_emit.c
index 60df50aa1c..cf73f81fb2 100644
--- a/src/gallium/drivers/nvfx/nvfx_state_emit.c
+++ b/src/gallium/drivers/nvfx/nvfx_state_emit.c
@@ -7,7 +7,7 @@
static struct nvfx_state_entry *name##_render_states[] = { \
&nvxx##_state_framebuffer, \
&nvfx_state_rasterizer, \
- &nvxx##_state_scissor, \
+ &nvfx_state_scissor, \
&nvxx##_state_stipple, \
&nvxx##_state_fragprog, \
&nvxx##_state_fragtex, \
diff --git a/src/gallium/drivers/nvfx/nvfx_state_scissor.c b/src/gallium/drivers/nvfx/nvfx_state_scissor.c
new file mode 100644
index 0000000000..940d8cb5c0
--- /dev/null
+++ b/src/gallium/drivers/nvfx/nvfx_state_scissor.c
@@ -0,0 +1,36 @@
+#include "nvfx_context.h"
+
+static boolean
+nvfx_state_scissor_validate(struct nvfx_context *nvfx)
+{
+ struct pipe_rasterizer_state *rast = &nvfx->rasterizer->pipe;
+ struct pipe_scissor_state *s = &nvfx->scissor;
+ struct nouveau_stateobj *so;
+
+ if (nvfx->state.hw[NVFX_STATE_SCISSOR] &&
+ (rast->scissor == 0 && nvfx->state.scissor_enabled == 0))
+ return FALSE;
+ nvfx->state.scissor_enabled = rast->scissor;
+
+ so = so_new(1, 2, 0);
+ so_method(so, nvfx->screen->eng3d, NV34TCL_SCISSOR_HORIZ, 2);
+ if (nvfx->state.scissor_enabled) {
+ so_data (so, ((s->maxx - s->minx) << 16) | s->minx);
+ so_data (so, ((s->maxy - s->miny) << 16) | s->miny);
+ } else {
+ so_data (so, 4096 << 16);
+ so_data (so, 4096 << 16);
+ }
+
+ so_ref(so, &nvfx->state.hw[NVFX_STATE_SCISSOR]);
+ so_ref(NULL, &so);
+ return TRUE;
+}
+
+struct nvfx_state_entry nvfx_state_scissor = {
+ .validate = nvfx_state_scissor_validate,
+ .dirty = {
+ .pipe = NVFX_NEW_SCISSOR | NVFX_NEW_RAST,
+ .hw = NVFX_STATE_SCISSOR
+ }
+};