static void radeonSetSpanFunctions(struct radeon_renderbuffer *rrb);
-
-/* r200 depth buffer is always tiled - this is the formula
- according to the docs unless I typo'ed in it
-*/
-#if defined(RADEON_R200)
-static GLubyte *r200_depth_2byte(const struct radeon_renderbuffer * rrb,
- GLint x, GLint y)
-{
- GLubyte *ptr = rrb->bo->ptr + rrb->draw_offset;
- GLint offset;
- if (rrb->has_surface) {
- offset = x * rrb->cpp + y * rrb->pitch;
- } else {
- GLuint b;
- offset = 0;
- b = (((y >> 4) * (rrb->pitch >> 8) + (x >> 6)));
- offset += (b >> 1) << 12;
- offset += (((rrb->pitch >> 8) & 0x1) ? (b & 0x1) : ((b & 0x1) ^ ((y >> 4) & 0x1))) << 11;
- offset += ((y >> 2) & 0x3) << 9;
- offset += ((x >> 3) & 0x1) << 8;
- offset += ((x >> 4) & 0x3) << 6;
- offset += ((x >> 2) & 0x1) << 5;
- offset += ((y >> 1) & 0x1) << 4;
- offset += ((x >> 1) & 0x1) << 3;
- offset += (y & 0x1) << 2;
- offset += (x & 0x1) << 1;
- }
- return &ptr[offset];
-}
-
-static GLubyte *r200_depth_4byte(const struct radeon_renderbuffer * rrb,
- GLint x, GLint y)
-{
- GLubyte *ptr = rrb->bo->ptr + rrb->draw_offset;
- GLint offset;
- if (rrb->has_surface) {
- offset = x * rrb->cpp + y * rrb->pitch;
- } else {
- GLuint b;
- offset = 0;
- b = (((y & 0x7ff) >> 4) * (rrb->pitch >> 7) + (x >> 5));
- offset += (b >> 1) << 12;
- offset += (((rrb->pitch >> 7) & 0x1) ? (b & 0x1) : ((b & 0x1) ^ ((y >> 4) & 0x1))) << 11;
- offset += ((y >> 2) & 0x3) << 9;
- offset += ((x >> 2) & 0x1) << 8;
- offset += ((x >> 3) & 0x3) << 6;
- offset += ((y >> 1) & 0x1) << 5;
- offset += ((x >> 1) & 0x1) << 4;
- offset += (y & 0x1) << 3;
- offset += (x & 0x1) << 2;
- }
- return &ptr[offset];
-}
-#endif
-
-
-/* radeon tiling on r300-r500 has 4 states,
- macro-linear/micro-linear
- macro-linear/micro-tiled
- macro-tiled /micro-linear
- macro-tiled /micro-tiled
- 1 byte surface
- 2 byte surface - two types - we only provide 8x2 microtiling
- 4 byte surface
- 8/16 byte (unused)
-*/
-static GLubyte *radeon_ptr_4byte(const struct radeon_renderbuffer * rrb,
- GLint x, GLint y)
-{
- GLubyte *ptr = rrb->bo->ptr + rrb->draw_offset;
- uint32_t mask = RADEON_BO_FLAGS_MACRO_TILE | RADEON_BO_FLAGS_MICRO_TILE;
- GLint offset;
-
- if (rrb->has_surface || !(rrb->bo->flags & mask)) {
- offset = x * rrb->cpp + y * rrb->pitch;
- } else {
- offset = 0;
- if (rrb->bo->flags & RADEON_BO_FLAGS_MACRO_TILE) {
- if (rrb->bo->flags & RADEON_BO_FLAGS_MICRO_TILE) {
- offset = ((y >> 4) * (rrb->pitch >> 7) + (x >> 5)) << 11;
- offset += (((y >> 3) ^ (x >> 5)) & 0x1) << 10;
- offset += (((y >> 4) ^ (x >> 4)) & 0x1) << 9;
- offset += (((y >> 2) ^ (x >> 4)) & 0x1) << 8;
- offset += (((y >> 3) ^ (x >> 3)) & 0x1) << 7;
- offset += ((y >> 1) & 0x1) << 6;
- offset += ((x >> 2) & 0x1) << 5;
- offset += (y & 1) << 4;
- offset += (x & 3) << 2;
- } else {
- offset = ((y >> 3) * (rrb->pitch >> 8) + (x >> 6)) << 11;
- offset += (((y >> 2) ^ (x >> 6)) & 0x1) << 10;
- offset += (((y >> 3) ^ (x >> 5)) & 0x1) << 9;
- offset += (((y >> 1) ^ (x >> 5)) & 0x1) << 8;
- offset += (((y >> 2) ^ (x >> 4)) & 0x1) << 7;
- offset += (y & 1) << 6;
- offset += (x & 15) << 2;
- }
- } else {
- offset = ((y >> 1) * (rrb->pitch >> 4) + (x >> 2)) << 5;
- offset += (y & 1) << 4;
- offset += (x & 3) << 2;
- }
- }
- return &ptr[offset];
-}
-
-static GLubyte *radeon_ptr_2byte_8x2(const struct radeon_renderbuffer * rrb,
- GLint x, GLint y)
-{
- GLubyte *ptr = rrb->bo->ptr + rrb->draw_offset;
- uint32_t mask = RADEON_BO_FLAGS_MACRO_TILE | RADEON_BO_FLAGS_MICRO_TILE;
- GLint offset;
-
- if (rrb->has_surface || !(rrb->bo->flags & mask)) {
- offset = x * rrb->cpp + y * rrb->pitch;
- } else {
- offset = 0;
- if (rrb->bo->flags & RADEON_BO_FLAGS_MACRO_TILE) {
- if (rrb->bo->flags & RADEON_BO_FLAGS_MICRO_TILE) {
- offset = ((y >> 4) * (rrb->pitch >> 7) + (x >> 6)) << 11;
- offset += (((y >> 3) ^ (x >> 6)) & 0x1) << 10;
- offset += (((y >> 4) ^ (x >> 5)) & 0x1) << 9;
- offset += (((y >> 2) ^ (x >> 5)) & 0x1) << 8;
- offset += (((y >> 3) ^ (x >> 4)) & 0x1) << 7;
- offset += ((y >> 1) & 0x1) << 6;
- offset += ((x >> 3) & 0x1) << 5;
- offset += (y & 1) << 4;
- offset += (x & 3) << 2;
- } else {
- offset = ((y >> 3) * (rrb->pitch >> 8) + (x >> 7)) << 11;
- offset += (((y >> 2) ^ (x >> 7)) & 0x1) << 10;
- offset += (((y >> 3) ^ (x >> 6)) & 0x1) << 9;
- offset += (((y >> 1) ^ (x >> 6)) & 0x1) << 8;
- offset += (((y >> 2) ^ (x >> 5)) & 0x1) << 7;
- offset += (y & 1) << 6;
- offset += ((x >> 4) & 0x1) << 5;
- offset += (x & 15) << 2;
- }
- } else {
- offset = ((y >> 1) * (rrb->pitch >> 4) + (x >> 3)) << 5;
- offset += (y & 0x1) << 4;
- offset += (x & 0x7) << 1;
- }
- }
- return &ptr[offset];
-}
-
/*
* Note that all information needed to access pixels in a renderbuffer
* should be obtained through the gl_renderbuffer parameter, not per-context
GLuint p; \
(void)p;
-#define LOCAL_DEPTH_VARS \
- struct radeon_renderbuffer *rrb = (void *) rb; \
- int minx = 0, miny = 0; \
- const GLint yScale = ctx->DrawBuffer->Name ? 1 : -1; \
- const GLint yBias = ctx->DrawBuffer->Name ? 0 : rrb->base.Height - 1; \
- int maxx = rb->Width; \
- int maxy = rb->Height;
-
-#define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS
-
#define Y_FLIP(_y) (_y)
#define HW_LOCK()
#define TAG2(x,y) radeon##x##_BGRA8888##y
#include "spantmp2.h"
-#undef Y_FLIP
-#define Y_FLIP(_y) ((_y) * yScale + yBias)
-/* ================================================================
- * Depth buffer
- */
-
-/* The Radeon family has depth tiling on all the time, so we have to convert
- * the x,y coordinates into the memory bus address (mba) in the same
- * manner as the engine. In each case, the linear block address (ba)
- * is calculated, and then wired with x and y to produce the final
- * memory address.
- * The chip will do address translation on its own if the surface registers
- * are set up correctly. It is not quite enough to get it working with hyperz
- * too...
- */
-
-/* 16-bit depth buffer functions
- */
-#define VALUE_TYPE GLushort
-
-#if defined(RADEON_R200)
-#define WRITE_DEPTH( _x, _y, d ) \
- *(GLushort *)r200_depth_2byte(rrb, _x, _y) = d
-#else
-#define WRITE_DEPTH( _x, _y, d ) \
- *(GLushort *)radeon_ptr_2byte_8x2(rrb, _x, _y) = d
-#endif
-
-#if defined(RADEON_R200)
-#define READ_DEPTH( d, _x, _y ) \
- d = *(GLushort *)r200_depth_2byte(rrb, _x, _y)
-#else
-#define READ_DEPTH( d, _x, _y ) \
- d = *(GLushort *)radeon_ptr_2byte_8x2(rrb, _x, _y)
-#endif
-
-#define TAG(x) radeon##x##_z16
-#include "depthtmp.h"
-
-/* 24 bit depth
- *
- * Careful: It looks like the R300 uses ZZZS byte order while the R200
- * uses SZZZ for 24 bit depth, 8 bit stencil mode.
- */
-#define VALUE_TYPE GLuint
-
-#if defined(RADEON_R200)
-#define WRITE_DEPTH( _x, _y, d ) \
-do { \
- GLuint *_ptr = (GLuint*)r200_depth_4byte( rrb, _x, _y ); \
- GLuint tmp = LE32_TO_CPU(*_ptr); \
- tmp &= 0xff000000; \
- tmp |= ((d) & 0x00ffffff); \
- *_ptr = CPU_TO_LE32(tmp); \
-} while (0)
-#else
-#define WRITE_DEPTH( _x, _y, d ) \
-do { \
- GLuint *_ptr = (GLuint*)radeon_ptr_4byte( rrb, _x, _y ); \
- GLuint tmp = LE32_TO_CPU(*_ptr); \
- tmp &= 0xff000000; \
- tmp |= ((d) & 0x00ffffff); \
- *_ptr = CPU_TO_LE32(tmp); \
-} while (0)
-#endif
-
-#if defined(RADEON_R200)
-#define READ_DEPTH( d, _x, _y ) \
- do { \
- d = LE32_TO_CPU(*(GLuint*)(r200_depth_4byte(rrb, _x, _y))) & 0x00ffffff; \
- }while(0)
-#else
-#define READ_DEPTH( d, _x, _y ) \
- d = LE32_TO_CPU(*(GLuint*)(radeon_ptr_4byte(rrb, _x, _y))) & 0x00ffffff;
-#endif
-
-#define TAG(x) radeon##x##_z24
-#include "depthtmp.h"
-
-/* 24 bit depth, 8 bit stencil depthbuffer functions
- * EXT_depth_stencil
- *
- * Careful: It looks like the R300 uses ZZZS byte order while the R200
- * uses SZZZ for 24 bit depth, 8 bit stencil mode.
- */
-#define VALUE_TYPE GLuint
-
-#if defined(RADEON_R200)
-#define WRITE_DEPTH( _x, _y, d ) \
-do { \
- GLuint *_ptr = (GLuint*)r200_depth_4byte( rrb, _x, _y ); \
- *_ptr = CPU_TO_LE32(d); \
-} while (0)
-#else
-#define WRITE_DEPTH( _x, _y, d ) \
-do { \
- GLuint *_ptr = (GLuint*)radeon_ptr_4byte( rrb, _x, _y ); \
- *_ptr = CPU_TO_LE32(d); \
-} while (0)
-#endif
-
-#if defined(RADEON_R200)
-#define READ_DEPTH( d, _x, _y ) \
- do { \
- d = LE32_TO_CPU(*(GLuint*)(r200_depth_4byte(rrb, _x, _y))); \
- }while(0)
-#else
-#define READ_DEPTH( d, _x, _y ) do { \
- d = LE32_TO_CPU(*(GLuint*)(radeon_ptr_4byte(rrb, _x, _y))); \
- } while (0)
-#endif
-
-#define TAG(x) radeon##x##_s8_z24
-#include "depthtmp.h"
-
-/* ================================================================
- * Stencil buffer
- */
-
-/* 24 bit depth, 8 bit stencil depthbuffer functions
- */
-#if defined(RADEON_R200)
-#define WRITE_STENCIL( _x, _y, d ) \
-do { \
- GLuint *_ptr = (GLuint*)r200_depth_4byte(rrb, _x, _y); \
- GLuint tmp = LE32_TO_CPU(*_ptr); \
- tmp &= 0x00ffffff; \
- tmp |= (((d) & 0xff) << 24); \
- *_ptr = CPU_TO_LE32(tmp); \
-} while (0)
-#else
-#define WRITE_STENCIL( _x, _y, d ) \
-do { \
- GLuint *_ptr = (GLuint*)radeon_ptr_4byte(rrb, _x, _y); \
- GLuint tmp = LE32_TO_CPU(*_ptr); \
- tmp &= 0x00ffffff; \
- tmp |= (((d) & 0xff) << 24); \
- *_ptr = CPU_TO_LE32(tmp); \
-} while (0)
-#endif
-
-#if defined(RADEON_R200)
-#define READ_STENCIL( d, _x, _y ) \
-do { \
- GLuint *_ptr = (GLuint*)r200_depth_4byte( rrb, _x, _y ); \
- GLuint tmp = LE32_TO_CPU(*_ptr); \
- d = (tmp & 0xff000000) >> 24; \
-} while (0)
-#else
-#define READ_STENCIL( d, _x, _y ) \
-do { \
- GLuint *_ptr = (GLuint*)radeon_ptr_4byte( rrb, _x, _y ); \
- GLuint tmp = LE32_TO_CPU(*_ptr); \
- d = (tmp & 0xff000000) >> 24; \
-} while (0)
-#endif
-
-#define TAG(x) radeon##x##_s8_z24
-#include "stenciltmp.h"
-
static void
radeon_renderbuffer_map(struct gl_context *ctx, struct gl_renderbuffer *rb)
{
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