summaryrefslogtreecommitdiffstats
path: root/src/mesa/drivers/dri
diff options
context:
space:
mode:
authorVladimir Dergachev <[email protected]>2005-01-02 04:46:25 +0000
committerVladimir Dergachev <[email protected]>2005-01-02 04:46:25 +0000
commit9a04b25c60a2dd18839f5e69ae5c9abee9635d84 (patch)
tree128cf28cf5d2d4d0bfcdfbd73f703a5a19a07fdb /src/mesa/drivers/dri
parent3c80f5c56b835f15eddade6dd86e109a8a340f73 (diff)
Get textures to work with NeHe lesson06.
The code is still disabled since we are displaying random image data instead of actual texture and because I had to put a sleep(1) in lesson06 drawing loop to prevent lockups.
Diffstat (limited to 'src/mesa/drivers/dri')
-rw-r--r--src/mesa/drivers/dri/r300/r300_render.c116
1 files changed, 57 insertions, 59 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_render.c b/src/mesa/drivers/dri/r300/r300_render.c
index 8e2663f39bd..f1b2fae1392 100644
--- a/src/mesa/drivers/dri/r300/r300_render.c
+++ b/src/mesa/drivers/dri/r300/r300_render.c
@@ -128,7 +128,7 @@ static int r300_get_primitive_type(r300ContextPtr rmesa,
return -1;
break;
}
- #if 1
+ #if 0
fprintf(stderr, "[%d-%d]%s ", start, end, name);
#endif
if(start+min_vertices>=end){
@@ -169,11 +169,6 @@ static void r300_render_flat_primitive(r300ContextPtr rmesa,
type=r300_get_primitive_type(rmesa, ctx, start, end, prim);
- fprintf(stderr,"ObjPtr: size=%d stride=%d\n",
- VB->ObjPtr->size, VB->ObjPtr->stride);
- fprintf(stderr,"ColorPtr[0]: size=%d stride=%d\n",
- VB->ColorPtr[0]->size, VB->ColorPtr[0]->stride);
-
if(type<0)return;
@@ -214,6 +209,9 @@ static GLboolean r300_run_flat_render(GLcontext *ctx,
AOS_DATA vb_arrays[2];
LOCAL_VARS
+ /* Flush state - make sure command buffer is nice and large */
+ r300Flush(ctx);
+
if (RADEON_DEBUG == DEBUG_PRIMS)
fprintf(stderr, "%s\n", __FUNCTION__);
@@ -264,6 +262,7 @@ static GLboolean r300_run_flat_render(GLcontext *ctx,
FLAT_COLOR_PIPELINE.vertex_shader.unknown2.body.f[3]=0.0;
program_pipeline(PASS_PREFIX &FLAT_COLOR_PIPELINE);
+ cp_delay(PASS_PREFIX 15);
/* We need LOAD_VBPNTR to setup AOS_ATTR fields.. the offsets are irrelevant */
setup_AOS(PASS_PREFIX vb_arrays, 2);
@@ -275,9 +274,14 @@ static GLboolean r300_run_flat_render(GLcontext *ctx,
r300_render_flat_primitive(rmesa, ctx, start, start + length, prim);
}
+ sync_VAP(PASS_PREFIX_VOID);
+
end_3d(PASS_PREFIX_VOID);
- fprintf(stderr, "\n");
+ /* Flush state - this reduces the chance that something else will mess with
+ the hardware in between */
+ r300Flush(ctx);
+ //fprintf(stderr, "\n");
return GL_FALSE;
}
@@ -454,7 +458,7 @@ static void r300_render_tex_primitive(r300ContextPtr rmesa,
if(type<0)return;
- start_immediate_packet(end-start, type, 8);
+ start_immediate_packet(end-start, type, 12);
for(i=start;i<end;i++){
#if 0
@@ -476,6 +480,9 @@ static void r300_render_tex_primitive(r300ContextPtr rmesa,
output_vector(VB->ObjPtr, i);
/* color components */
+ output_vector(VB->ColorPtr[0], i);
+
+ /* texture coordinates */
output_vector(VB->TexCoordPtr[0], i);
}
@@ -488,14 +495,17 @@ static GLboolean r300_run_tex_render(GLcontext *ctx,
TNLcontext *tnl = TNL_CONTEXT(ctx);
struct vertex_buffer *VB = &tnl->vb;
GLuint i;
- AOS_DATA vb_arrays[2];
+ AOS_DATA vb_arrays[3];
/* Only do 2d textures */
struct gl_texture_object *to=ctx->Texture.Unit[0].Current2D;
radeonScreenPtr rsp=rmesa->radeon.radeonScreen;
LOCAL_VARS
- fprintf(stderr, "%s Fixme ! I am broken\n", __FUNCTION__);
+ /* Flush state - make sure command buffer is nice and large */
+ r300Flush(ctx);
+
+ fprintf(stderr, "You can enable texture drawing in %s:%s \n", __FILE__, __FUNCTION__);
return GL_TRUE;
if (RADEON_DEBUG == DEBUG_PRIMS)
@@ -505,7 +515,7 @@ static GLboolean r300_run_tex_render(GLcontext *ctx,
/* Note: immediate vertex data includes all coordinates.
To save bandwidth use either VBUF or state-based vertex generation */
- /* xyz */
+ /* xyzw */
vb_arrays[0].element_size=4;
vb_arrays[0].stride=4;
vb_arrays[0].offset=0; /* Not used */
@@ -517,9 +527,17 @@ static GLboolean r300_run_tex_render(GLcontext *ctx,
vb_arrays[1].element_size=4;
vb_arrays[1].stride=4;
vb_arrays[1].offset=0; /* Not used */
- vb_arrays[1].format=AOS_FORMAT_FLOAT;
+ vb_arrays[1].format=AOS_FORMAT_FLOAT_COLOR;
vb_arrays[1].ncomponents=4;
- vb_arrays[1].reg=REG_TEX0;
+ vb_arrays[1].reg=REG_COLOR0;
+
+ /* texture coordinates */
+ vb_arrays[2].element_size=4;
+ vb_arrays[2].stride=4;
+ vb_arrays[2].offset=0; /* Not used */
+ vb_arrays[2].format=AOS_FORMAT_FLOAT;
+ vb_arrays[2].ncomponents=4;
+ vb_arrays[2].reg=REG_TEX0;
/* needed before starting 3d operation .. */
@@ -530,6 +548,13 @@ static GLboolean r300_run_tex_render(GLcontext *ctx,
e32(0x00000003);
+ rmesa->hw.vte.cmd[1] = R300_VPORT_X_SCALE_ENA
+ | R300_VPORT_X_OFFSET_ENA
+ | R300_VPORT_Y_SCALE_ENA
+ | R300_VPORT_Y_OFFSET_ENA
+ | R300_VTX_W0_FMT;
+ R300_STATECHANGE(rmesa, vte);
+
r300EmitState(rmesa);
SINGLE_TEXTURE_PIPELINE.vertex_shader.matrix[0].length=16;
@@ -544,35 +569,15 @@ static GLboolean r300_run_tex_render(GLcontext *ctx,
/* Put it in the beginning of texture memory */
SINGLE_TEXTURE_PIPELINE.texture_unit[0].offset=rsp->gartTextures.handle;
+ /* Fill texture with some random data */
+ for(i=0;i<1000;i++)((int *)(rsp->gartTextures.map))[i]=rand();
+
/* Upload texture, a hack, really we can do a lot better */
#if 0
memcpy(rsp->gartTextures.map, to->Image[0][0]->Data, to->Image[0][0]->RowStride*to->Image[0][0]->Height*4);
#endif
-reg_start(0x4e0c,0);
- e32(0x0000000f);
-
-reg_start(0x427c,1);
- /* XG_427c(427c) */
- e32(0x00000000);
- /* XG_4280(4280) */
- e32(0x00000000);
-
-reg_start(0x4e04,1);
- /* XG_4e04(4e04) */
- e32(0x20220000);
- /* XG_4e08(4e08) */
- e32(0x00000000);
-
-reg_start(0x4f14,0);
- e32(0x00000001);
-
-reg_start(0x4f1c,0);
- e32(0x00000000);
-
-/* gap */
-sync_VAP(PASS_PREFIX_VOID);
-
+ /* Program RS unit. This needs to be moved into R300 pipeline */
reg_start(R300_RS_CNTL_0,1);
/* R300_RS_CNTL_0(4300) */
e32(0x00040084);
@@ -600,34 +605,21 @@ reg_start(R300_RS_INTERP_0,7);
/* X_MEM0_7(432c) */
e32(0x00d10004);
-reg_start(0x221c,0);
- e32(0x00000000);
-
-reg_start(0x20b0,0);
- e32(0x0000043f);
-
-reg_start(0x4bd8,0);
- e32(0x00000000);
-
-reg_start(0x4e04,0);
- e32(0x20220000);
-
-reg_start(0x20b4,0);
- e32(0x0000000c);
-
-reg_start(0x4288,0);
- e32(0x00000000);
-
-reg_start(0x4e0c,0);
- e32(0x0000000f);
-
reg_start(R300_RS_CNTL_0,0);
e32(0x00040084);
+
+ /* Magic register - note it is right after 20b0 */
+
+ reg_start(0x20b4,0);
+ e32(0x0000000c);
program_pipeline(PASS_PREFIX &SINGLE_TEXTURE_PIPELINE);
+ sync_VAP(PASS_PREFIX_VOID);
+ cp_delay(PASS_PREFIX 15);
+
/* We need LOAD_VBPNTR to setup AOS_ATTR fields.. the offsets are irrelevant */
- setup_AOS(PASS_PREFIX vb_arrays, 2);
+ setup_AOS(PASS_PREFIX vb_arrays, 3);
for(i=0; i < VB->PrimitiveCount; i++){
GLuint prim = VB->Primitive[i].mode;
@@ -636,8 +628,14 @@ reg_start(0x4e0c,0);
r300_render_tex_primitive(rmesa, ctx, start, start + length, prim);
}
+ sync_VAP(PASS_PREFIX_VOID);
+
end_3d(PASS_PREFIX_VOID);
+ /* Flush state - this reduces the chance that something else will mess with
+ the hardware in between */
+ r300Flush(ctx);
+
fprintf(stderr, "\n");
return GL_FALSE;
}