USE OR OTHER DEALINGS IN THE SOFTWARE.
**************************************************************************/
-
/*
- * Authors:
- * Nicolai Haehnle <prefect_@gmx.net>
+ * \file
+ *
+ * \brief R300 Render (Vertex Buffer Implementation)
+ *
+ * The immediate implementation has been removed from CVS in favor of the vertex
+ * buffer implementation.
+ *
+ * When falling back to software TCL still attempt to use hardware
+ * rasterization.
+ *
+ * I am not sure that the cache related registers are setup correctly, but
+ * obviously this does work... Further investigation is needed.
+ *
+ * \author Nicolai Haehnle <prefect_@gmx.net>
*/
-
#include "glheader.h"
#include "state.h"
#include "imports.h"
#include "context.h"
#include "dd.h"
#include "simple_list.h"
-
#include "api_arrayelt.h"
#include "swrast/swrast.h"
#include "swrast_setup/swrast_setup.h"
#include "vbo/vbo.h"
#include "tnl/tnl.h"
#include "tnl/t_vp_build.h"
-
#include "radeon_reg.h"
#include "radeon_macros.h"
#include "radeon_ioctl.h"
#include "r300_tex.h"
#include "r300_maos.h"
#include "r300_emit.h"
-
extern int future_hw_tcl_on;
-/**********************************************************************
-* Hardware rasterization
-*
-* When we fell back to software TCL, we still try to use the
-* rasterization hardware for rendering.
-**********************************************************************/
-
-static int r300_get_primitive_type(r300ContextPtr rmesa, GLcontext *ctx, int prim)
+static int r300PrimitiveType(r300ContextPtr rmesa, GLcontext * ctx,
+ int prim)
{
- int type=-1;
+ int type = -1;
switch (prim & PRIM_MODE_MASK) {
case GL_POINTS:
- type=R300_VAP_VF_CNTL__PRIM_POINTS;
- break;
+ type = R300_VAP_VF_CNTL__PRIM_POINTS;
+ break;
case GL_LINES:
- type=R300_VAP_VF_CNTL__PRIM_LINES;
- break;
+ type = R300_VAP_VF_CNTL__PRIM_LINES;
+ break;
case GL_LINE_STRIP:
- type=R300_VAP_VF_CNTL__PRIM_LINE_STRIP;
- break;
+ type = R300_VAP_VF_CNTL__PRIM_LINE_STRIP;
+ break;
case GL_LINE_LOOP:
- type=R300_VAP_VF_CNTL__PRIM_LINE_LOOP;
- break;
- case GL_TRIANGLES:
- type=R300_VAP_VF_CNTL__PRIM_TRIANGLES;
- break;
- case GL_TRIANGLE_STRIP:
- type=R300_VAP_VF_CNTL__PRIM_TRIANGLE_STRIP;
- break;
- case GL_TRIANGLE_FAN:
- type=R300_VAP_VF_CNTL__PRIM_TRIANGLE_FAN;
- break;
+ type = R300_VAP_VF_CNTL__PRIM_LINE_LOOP;
+ break;
+ case GL_TRIANGLES:
+ type = R300_VAP_VF_CNTL__PRIM_TRIANGLES;
+ break;
+ case GL_TRIANGLE_STRIP:
+ type = R300_VAP_VF_CNTL__PRIM_TRIANGLE_STRIP;
+ break;
+ case GL_TRIANGLE_FAN:
+ type = R300_VAP_VF_CNTL__PRIM_TRIANGLE_FAN;
+ break;
case GL_QUADS:
- type=R300_VAP_VF_CNTL__PRIM_QUADS;
- break;
+ type = R300_VAP_VF_CNTL__PRIM_QUADS;
+ break;
case GL_QUAD_STRIP:
- type=R300_VAP_VF_CNTL__PRIM_QUAD_STRIP;
- break;
+ type = R300_VAP_VF_CNTL__PRIM_QUAD_STRIP;
+ break;
case GL_POLYGON:
- type=R300_VAP_VF_CNTL__PRIM_POLYGON;
+ type = R300_VAP_VF_CNTL__PRIM_POLYGON;
break;
- default:
- fprintf(stderr, "%s:%s Do not know how to handle primitive %02x - help me !\n",
- __FILE__, __FUNCTION__,
- prim & PRIM_MODE_MASK);
+ default:
+ fprintf(stderr,
+ "%s:%s Do not know how to handle primitive 0x%04x - help me !\n",
+ __FILE__, __FUNCTION__, prim & PRIM_MODE_MASK);
return -1;
- break;
- }
- return type;
+ break;
+ }
+ return type;
}
-int r300_get_num_verts(r300ContextPtr rmesa, int num_verts, int prim)
+static int r300NumVerts(r300ContextPtr rmesa, int num_verts, int prim)
{
- int verts_off=0;
- char *name="UNKNOWN";
+ int verts_off = 0;
switch (prim & PRIM_MODE_MASK) {
case GL_POINTS:
- name="P";
verts_off = 0;
- break;
+ break;
case GL_LINES:
- name="L";
verts_off = num_verts % 2;
- break;
+ break;
case GL_LINE_STRIP:
- name="LS";
- if(num_verts < 2)
+ if (num_verts < 2)
verts_off = num_verts;
- break;
+ break;
case GL_LINE_LOOP:
- name="LL";
- if(num_verts < 2)
+ if (num_verts < 2)
verts_off = num_verts;
- break;
- case GL_TRIANGLES:
- name="T";
+ break;
+ case GL_TRIANGLES:
verts_off = num_verts % 3;
- break;
- case GL_TRIANGLE_STRIP:
- name="TS";
- if(num_verts < 3)
+ break;
+ case GL_TRIANGLE_STRIP:
+ if (num_verts < 3)
verts_off = num_verts;
- break;
- case GL_TRIANGLE_FAN:
- name="TF";
- if(num_verts < 3)
+ break;
+ case GL_TRIANGLE_FAN:
+ if (num_verts < 3)
verts_off = num_verts;
- break;
+ break;
case GL_QUADS:
- name="Q";
verts_off = num_verts % 4;
- break;
+ break;
case GL_QUAD_STRIP:
- name="QS";
- if(num_verts < 4)
+ if (num_verts < 4)
verts_off = num_verts;
else
verts_off = num_verts % 2;
- break;
+ break;
case GL_POLYGON:
- name="P";
- if(num_verts < 3)
+ if (num_verts < 3)
verts_off = num_verts;
break;
- default:
- fprintf(stderr, "%s:%s Do not know how to handle primitive %02x - help me !\n",
- __FILE__, __FUNCTION__,
- prim & PRIM_MODE_MASK);
+ default:
+ fprintf(stderr,
+ "%s:%s Do not know how to handle primitive 0x%04x - help me !\n",
+ __FILE__, __FUNCTION__, prim & PRIM_MODE_MASK);
return -1;
- break;
- }
+ break;
+ }
if (RADEON_DEBUG & DEBUG_VERTS) {
if (num_verts - verts_off == 0) {
- WARN_ONCE("user error: Need more than %d vertices to draw primitive %s !\n", num_verts, name);
+ WARN_ONCE
+ ("user error: Need more than %d vertices to draw primitive 0x%04x !\n",
+ num_verts, prim & PRIM_MODE_MASK);
return 0;
}
if (verts_off > 0) {
- WARN_ONCE("user error: %d is not a valid number of vertices for primitive %s !\n", num_verts, name);
+ WARN_ONCE
+ ("user error: %d is not a valid number of vertices for primitive 0x%04x !\n",
+ num_verts, prim & PRIM_MODE_MASK);
}
}
return num_verts - verts_off;
}
-/* Immediate implementation has been removed from CVS. */
-
-/* vertex buffer implementation */
-
-static void inline fire_EB(r300ContextPtr rmesa, unsigned long addr, int vertex_count, int type, int elt_size)
+static void inline r300FireEB(r300ContextPtr rmesa, unsigned long addr,
+ int vertex_count, int type, int elt_size)
{
int cmd_reserved = 0;
int cmd_written = 0;
drm_radeon_cmd_header_t *cmd = NULL;
- unsigned long addr_a;
unsigned long t_addr;
unsigned long magic_1, magic_2;
GLcontext *ctx;
assert(elt_size == 2 || elt_size == 4);
- if(addr & (elt_size-1)){
+ if (addr & (elt_size - 1)) {
WARN_ONCE("Badly aligned buffer\n");
- return ;
+ return;
}
-#ifdef OPTIMIZE_ELTS
- addr_a = 0;
magic_1 = (addr % 32) / 4;
t_addr = addr & (~0x1d);
check_space(6);
start_packet3(RADEON_CP_PACKET3_3D_DRAW_INDX_2, 0);
- if(elt_size == 4){
- e32(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (vertex_count<<16) | type | R300_VAP_VF_CNTL__INDEX_SIZE_32bit);
+ if (elt_size == 4) {
+ e32(R300_VAP_VF_CNTL__PRIM_WALK_INDICES |
+ (vertex_count << 16) | type |
+ R300_VAP_VF_CNTL__INDEX_SIZE_32bit);
} else {
- e32(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (vertex_count<<16) | type);
+ e32(R300_VAP_VF_CNTL__PRIM_WALK_INDICES |
+ (vertex_count << 16) | type);
}
start_packet3(RADEON_CP_PACKET3_INDX_BUFFER, 2);
- if(elt_size == 4){
+#ifdef OPTIMIZE_ELTS
+ if (elt_size == 4) {
e32(R300_EB_UNK1 | (0 << 16) | R300_EB_UNK2);
- e32(addr /*& 0xffffffe3*/);
+ e32(addr);
} else {
e32(R300_EB_UNK1 | (magic_1 << 16) | R300_EB_UNK2);
e32(t_addr);
}
-
- if(elt_size == 4){
- e32(vertex_count /*+ addr_a/4*/); /* Total number of dwords needed? */
- } else {
- e32(magic_2); /* Total number of dwords needed? */
- }
- //cp_delay(rmesa, 1);
-#if 0
- fprintf(stderr, "magic_1 %d\n", magic_1);
- fprintf(stderr, "t_addr %x\n", t_addr);
- fprintf(stderr, "magic_2 %d\n", magic_2);
- exit(1);
-#endif
#else
- (void)magic_2, (void)magic_1, (void)t_addr;
-
- addr_a = 0;
-
- check_space(6);
-
- start_packet3(RADEON_CP_PACKET3_3D_DRAW_INDX_2, 0);
- if(elt_size == 4){
- e32(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (vertex_count<<16) | type | R300_VAP_VF_CNTL__INDEX_SIZE_32bit);
- } else {
- e32(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (vertex_count<<16) | type);
- }
-
- start_packet3(RADEON_CP_PACKET3_INDX_BUFFER, 2);
e32(R300_EB_UNK1 | (0 << 16) | R300_EB_UNK2);
- e32(addr /*& 0xffffffe3*/);
+ e32(addr);
+#endif
- if(elt_size == 4){
- e32(vertex_count /*+ addr_a/4*/); /* Total number of dwords needed? */
+ if (elt_size == 4) {
+ e32(vertex_count);
} else {
- e32((vertex_count+1)/2 /*+ addr_a/4*/); /* Total number of dwords needed? */
- }
- //cp_delay(rmesa, 1);
+#ifdef OPTIMIZE_ELTS
+ e32(magic_2);
+#else
+ e32((vertex_count + 1) / 2);
#endif
+ }
}
-static void r300_render_vb_primitive(r300ContextPtr rmesa,
- GLcontext *ctx,
- int start,
- int end,
- int prim)
+static void r300RunRenderPrimitive(r300ContextPtr rmesa, GLcontext * ctx,
+ int start, int end, int prim)
{
- int type, num_verts;
-
- type=r300_get_primitive_type(rmesa, ctx, prim);
- num_verts=r300_get_num_verts(rmesa, end-start, prim);
+ int type, num_verts;
- if(type<0 || num_verts <= 0)return;
+ type = r300PrimitiveType(rmesa, ctx, prim);
+ num_verts = r300NumVerts(rmesa, end - start, prim);
- if(rmesa->state.VB.Elts){
- r300EmitAOS(rmesa, rmesa->state.aos_count, /*0*/start);
-#if 0
- int cmd_reserved = 0;
- int cmd_written = 0;
- drm_radeon_cmd_header_t *cmd = NULL;
- int i;
- start_index32_packet(num_verts, type);
- for(i=0; i < num_verts; i++)
- e32(((unsigned long *)rmesa->state.VB.Elts)[i]/*rmesa->state.Elts[start+i]*/); /* start ? */
-#else
- if(num_verts == 1){
- //start_index32_packet(num_verts, type);
- //e32(rmesa->state.Elts[start]);
+ if (type < 0 || num_verts <= 0)
return;
- }
- if(num_verts > 65535){ /* not implemented yet */
- WARN_ONCE("Too many elts\n");
- return;
+ if (rmesa->state.VB.Elts) {
+ r300EmitAOS(rmesa, rmesa->state.aos_count, /*0 */ start);
+ if (num_verts > 65535) { /* not implemented yet */
+ WARN_ONCE("Too many elts\n");
+ return;
+ }
+ r300EmitElts(ctx, rmesa->state.VB.Elts, num_verts,
+ rmesa->state.VB.elt_size);
+ r300FireEB(rmesa, rmesa->state.elt_dma.aos_offset,
+ num_verts, type, rmesa->state.VB.elt_size);
+ } else {
+ r300EmitAOS(rmesa, rmesa->state.aos_count, start);
+ fire_AOS(rmesa, num_verts, type);
}
-
- r300EmitElts(ctx, rmesa->state.VB.Elts, num_verts, rmesa->state.VB.elt_size);
- fire_EB(rmesa, rmesa->state.elt_dma.aos_offset, num_verts, type, rmesa->state.VB.elt_size);
-#endif
- }else{
- r300EmitAOS(rmesa, rmesa->state.aos_count, start);
- fire_AOS(rmesa, num_verts, type);
- }
}
-GLboolean r300_run_vb_render(GLcontext *ctx,
- struct tnl_pipeline_stage *stage)
+static GLboolean r300RunRender(GLcontext * ctx,
+ struct tnl_pipeline_stage *stage)
{
r300ContextPtr rmesa = R300_CONTEXT(ctx);
struct radeon_vertex_buffer *VB = &rmesa->state.VB;
int cmd_written = 0;
drm_radeon_cmd_header_t *cmd = NULL;
-
if (RADEON_DEBUG & DEBUG_PRIMS)
fprintf(stderr, "%s\n", __FUNCTION__);
if (stage) {
- TNLcontext *tnl = TNL_CONTEXT(ctx);
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
radeon_vb_to_rvb(rmesa, VB, &tnl->vb);
}
r300UpdateShaderStates(rmesa);
- reg_start(R300_RB3D_DSTCACHE_CTLSTAT,0);
+ reg_start(R300_RB3D_DSTCACHE_CTLSTAT, 0);
e32(R300_RB3D_DSTCACHE_UNKNOWN_0A);
- reg_start(R300_RB3D_ZCACHE_CTLSTAT,0);
+ reg_start(R300_RB3D_ZCACHE_CTLSTAT, 0);
e32(R300_RB3D_ZCACHE_UNKNOWN_03);
r300EmitState(rmesa);
- for(i=0; i < VB->PrimitiveCount; i++){
+ for (i = 0; i < VB->PrimitiveCount; i++) {
GLuint prim = _tnl_translate_prim(&VB->Primitive[i]);
GLuint start = VB->Primitive[i].start;
GLuint length = VB->Primitive[i].count;
- r300_render_vb_primitive(rmesa, ctx, start, start + length, prim);
+ r300RunRenderPrimitive(rmesa, ctx, start, start + length,
+ prim);
}
- reg_start(R300_RB3D_DSTCACHE_CTLSTAT,0);
- e32(R300_RB3D_DSTCACHE_UNKNOWN_0A /*R300_RB3D_DSTCACHE_UNKNOWN_02*/);
+ reg_start(R300_RB3D_DSTCACHE_CTLSTAT, 0);
+ e32(R300_RB3D_DSTCACHE_UNKNOWN_0A
+ /*R300_RB3D_DSTCACHE_UNKNOWN_02 */ );
- reg_start(R300_RB3D_ZCACHE_CTLSTAT,0);
- e32(R300_RB3D_ZCACHE_UNKNOWN_03 /*R300_RB3D_ZCACHE_UNKNOWN_01*/);
+ reg_start(R300_RB3D_ZCACHE_CTLSTAT, 0);
+ e32(R300_RB3D_ZCACHE_UNKNOWN_03 /*R300_RB3D_ZCACHE_UNKNOWN_01 */ );
#ifdef USER_BUFFERS
r300UseArrays(ctx);
} \
} while(0)
-int r300Fallback(GLcontext *ctx)
+int r300Fallback(GLcontext * ctx)
{
r300ContextPtr r300 = R300_CONTEXT(ctx);
- struct r300_fragment_program *rp =
- (struct r300_fragment_program *)
- (char *)ctx->FragmentProgram._Current;
- int i;
-
- if (rp) {
- if (!rp->translated)
- r300_translate_fragment_shader(r300, rp);
+ struct r300_fragment_program *fp = (struct r300_fragment_program *)
+ (char *)ctx->FragmentProgram._Current;
- FALLBACK_IF(!rp->translated);
+ if (fp) {
+ if (!fp->translated)
+ r300_translate_fragment_shader(r300, fp);
+ FALLBACK_IF(!fp->translated);
}
- /* We do not do SELECT or FEEDBACK (yet ?)
- * Is it worth doing them ?
- */
FALLBACK_IF(ctx->RenderMode != GL_RENDER);
-#if 0
- /* These should work now.. */
- FALLBACK_IF(ctx->Color.DitherFlag);
- /* GL_ALPHA_TEST */
- FALLBACK_IF(ctx->Color.AlphaEnabled);
- /* GL_BLEND */
- FALLBACK_IF(ctx->Color.BlendEnabled);
- /* GL_POLYGON_OFFSET_FILL */
- FALLBACK_IF(ctx->Polygon.OffsetFill);
- /* FOG seems to trigger an unknown output
- * in vertex program.
- */
- FALLBACK_IF(ctx->Fog.Enabled);
-#endif
- FALLBACK_IF(ctx->Stencil._TestTwoSide &&
- (ctx->Stencil.Ref[0] != ctx->Stencil.Ref[1] ||
- ctx->Stencil.ValueMask[0] != ctx->Stencil.ValueMask[1] ||
- ctx->Stencil.WriteMask[0] != ctx->Stencil.WriteMask[1]));
+ FALLBACK_IF(ctx->Stencil._TestTwoSide
+ && (ctx->Stencil.Ref[0] != ctx->Stencil.Ref[1]
+ || ctx->Stencil.ValueMask[0] !=
+ ctx->Stencil.ValueMask[1]
+ || ctx->Stencil.WriteMask[0] !=
+ ctx->Stencil.WriteMask[1]));
+
+ /* GL_COLOR_LOGIC_OP */
+ FALLBACK_IF(ctx->Color.ColorLogicOpEnabled);
- if(!r300->disable_lowimpact_fallback){
+ /* GL_POINT_SPRITE_ARB, GL_POINT_SPRITE_NV */
+ if (ctx->Extensions.NV_point_sprite
+ || ctx->Extensions.ARB_point_sprite)
+ FALLBACK_IF(ctx->Point.PointSprite);
+
+ if (!r300->disable_lowimpact_fallback) {
/* GL_POLYGON_OFFSET_POINT */
FALLBACK_IF(ctx->Polygon.OffsetPoint);
/* GL_POLYGON_OFFSET_LINE */
FALLBACK_IF(ctx->Polygon.OffsetLine);
-#if 0
- /* GL_STENCIL_TEST */
- FALLBACK_IF(ctx->Stencil.Enabled);
- /* GL_POLYGON_SMOOTH disabling to get blender going */
- FALLBACK_IF(ctx->Polygon.SmoothFlag);
-#endif
/* GL_POLYGON_STIPPLE */
FALLBACK_IF(ctx->Polygon.StippleFlag);
- /* GL_MULTISAMPLE_ARB */
+ /* GL_MULTISAMPLE */
FALLBACK_IF(ctx->Multisample.Enabled);
- /* blender ? */
+ /* GL_LINE_STIPPLE */
FALLBACK_IF(ctx->Line.StippleFlag);
/* GL_LINE_SMOOTH */
FALLBACK_IF(ctx->Line.SmoothFlag);
FALLBACK_IF(ctx->Point.SmoothFlag);
}
- /* Fallback for LOGICOP */
- FALLBACK_IF(ctx->Color.ColorLogicOpEnabled);
-
- /* Rest could be done with vertex fragments */
- if (ctx->Extensions.NV_point_sprite ||
- ctx->Extensions.ARB_point_sprite)
- /* GL_POINT_SPRITE_NV */
- FALLBACK_IF(ctx->Point.PointSprite);
-
return R300_FALLBACK_NONE;
}
* rasterization) or false to indicate that the pipeline has finished
* after we render something.
*/
-static GLboolean r300_run_render(GLcontext *ctx,
- struct tnl_pipeline_stage *stage)
+static GLboolean r300RunNonTNLRender(GLcontext * ctx,
+ struct tnl_pipeline_stage *stage)
{
-
if (RADEON_DEBUG & DEBUG_PRIMS)
fprintf(stderr, "%s\n", __FUNCTION__);
if (r300Fallback(ctx) >= R300_FALLBACK_RAST)
return GL_TRUE;
- return r300_run_vb_render(ctx, stage);
+ return r300RunRender(ctx, stage);
}
-const struct tnl_pipeline_stage _r300_render_stage = {
- "r300 hw rasterize",
- NULL,
- NULL,
- NULL,
- NULL,
- r300_run_render /* run */
-};
-
-static GLboolean r300_run_tcl_render(GLcontext *ctx,
- struct tnl_pipeline_stage *stage)
+static GLboolean r300RunTCLRender(GLcontext * ctx,
+ struct tnl_pipeline_stage *stage)
{
r300ContextPtr rmesa = R300_CONTEXT(ctx);
struct r300_vertex_program *vp;
- hw_tcl_on=future_hw_tcl_on;
+ hw_tcl_on = future_hw_tcl_on;
if (RADEON_DEBUG & DEBUG_PRIMS)
fprintf(stderr, "%s\n", __FUNCTION__);
- if(hw_tcl_on == GL_FALSE)
+
+ if (hw_tcl_on == GL_FALSE)
return GL_TRUE;
if (r300Fallback(ctx) >= R300_FALLBACK_TCL) {
r300UpdateShaders(rmesa);
vp = (struct r300_vertex_program *)CURRENT_VERTEX_SHADER(ctx);
-#if 0 /* Draw every second request with software arb vp */
- vp->native++;
- vp->native &= 1;
- //vp->native = GL_FALSE;
-#endif
-
-#if 0 /* You dont want to know what this does... */
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- struct tnl_cache *cache;
- struct tnl_cache_item *c;
-
- cache = tnl->vp_cache;
- c = cache->items[0xc000cc0e % cache->size];
-
- if(c && c->data == vp)
- vp->native = GL_FALSE;
-
-#endif
-#if 0
- vp->native = GL_FALSE;
-#endif
if (vp->native == GL_FALSE) {
hw_tcl_on = GL_FALSE;
return GL_TRUE;
}
- //r300UpdateShaderStates(rmesa);
- return r300_run_vb_render(ctx, stage);
+ return r300RunRender(ctx, stage);
}
-const struct tnl_pipeline_stage _r300_tcl_stage = {
- "r300 tcl",
+const struct tnl_pipeline_stage _r300_render_stage = {
+ "r300 Hardware Rasterization",
NULL,
NULL,
NULL,
NULL,
- r300_run_tcl_render /* run */
+ r300RunNonTNLRender
};
+const struct tnl_pipeline_stage _r300_tcl_stage = {
+ "r300 Hardware Transform, Clipping and Lighting",
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ r300RunTCLRender
+};
projects / mesa.git / blobdiff