* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE. */
+#include "pipe/p_inlines.h"
+#include "util/u_format.h"
+#include "util/u_memory.h"
+#include "util/u_simple_screen.h"
+
+#include "r300_context.h"
#include "r300_screen.h"
+#include "r300_texture.h"
+
+#include "radeon_winsys.h"
/* Return the identifier behind whom the brave coders responsible for this
* amalgamation of code, sweat, and duct tape, routinely obscure their names.
struct r300_screen* r300screen = r300_screen(pscreen);
switch (param) {
- /* XXX cases marked "IN THEORY" are possible on the hardware,
- * but haven't been implemented yet. */
case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
+ case PIPE_CAP_MAX_COMBINED_SAMPLERS:
/* XXX I'm told this goes up to 16 */
return 8;
case PIPE_CAP_NPOT_TEXTURES:
- /* IN THEORY */
- return 0;
+ /* XXX enable now to get GL2.1 API,
+ * figure out later how to emulate this */
+ return 1;
case PIPE_CAP_TWO_SIDED_STENCIL:
if (r300screen->caps->is_r500) {
return 1;
return 0;
}
case PIPE_CAP_GLSL:
- if (r300screen->caps->is_r500) {
- return 1;
- } else {
- return 0;
- }
+ /* I'll be frank. This is a lie.
+ *
+ * We don't truly support GLSL on any of this driver's chipsets.
+ * To be fair, no chipset supports the full GLSL specification
+ * to the best of our knowledge, but some of the less esoteric
+ * features are still missing here.
+ *
+ * Rather than cripple ourselves intentionally, I'm going to set
+ * this flag, and as Gallium's interface continues to change, I
+ * hope that this single monolithic GLSL enable can slowly get
+ * split down into many different pieces and the state tracker
+ * will handle fallbacks transparently, like it should.
+ *
+ * ~ C.
+ */
+ return 1;
+ case PIPE_CAP_DUAL_SOURCE_BLEND:
+ /* XXX need to figure out how to do it */
+ return 0;
case PIPE_CAP_ANISOTROPIC_FILTER:
return 1;
case PIPE_CAP_POINT_SPRITE:
- /* IN THEORY */
- return 0;
+ return 1;
case PIPE_CAP_MAX_RENDER_TARGETS:
return 4;
case PIPE_CAP_OCCLUSION_QUERY:
- /* IN THEORY */
- return 0;
+ return 1;
case PIPE_CAP_TEXTURE_SHADOW_MAP:
- /* IN THEORY */
- return 0;
+ return 1;
case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
- if (r300screen->caps->is_r500) {
- /* 13 == 4096x4096 */
- return 13;
- } else {
- /* 12 == 2048x2048 */
- return 12;
- }
case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
- /* So, technically, the limit is the same as above, but some math
- * shows why this is silly. Assuming RGBA, 4cpp, we can see that
- * 4096*4096*4096 = 64.0 GiB exactly, so it's not exactly
- * practical. However, if at some point a game really wants this,
- * then we can remove or raise this limit. */
- if (r300screen->caps->is_r500) {
- /* 9 == 256x256x256 */
- return 9;
- } else {
- /* 8 == 128*128*128 */
- return 8;
- }
case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
if (r300screen->caps->is_r500) {
- /* 13 == 4096x4096 */
+ /* 13 == 4096 */
return 13;
} else {
- /* 12 == 2048x2048 */
+ /* 12 == 2048 */
return 12;
}
case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
return 1;
case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
- /* XXX guessing (what a terrible guess) */
- return 2;
+ return 0;
case PIPE_CAP_TGSI_CONT_SUPPORTED:
- /* XXX */
return 0;
case PIPE_CAP_BLEND_EQUATION_SEPARATE:
return 1;
+ case PIPE_CAP_SM3:
+ if (r300screen->caps->is_r500) {
+ return 1;
+ } else {
+ return 0;
+ }
+ case PIPE_CAP_INDEP_BLEND_ENABLE:
+ return 1;
+ case PIPE_CAP_INDEP_BLEND_FUNC:
+ return 0;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 0;
default:
debug_printf("r300: Implementation error: Bad param %d\n",
param);
}
}
-static boolean check_tex_2d_format(enum pipe_format format, uint32_t usage,
- boolean is_r500)
+static boolean r300_is_format_supported(struct pipe_screen* screen,
+ enum pipe_format format,
+ enum pipe_texture_target target,
+ unsigned usage,
+ unsigned geom_flags)
{
+ uint32_t retval = 0;
+ boolean is_r500 = r300_screen(screen)->caps->is_r500;
+
+ if (target >= PIPE_MAX_TEXTURE_TYPES) {
+ debug_printf("r300: Implementation error: Received bogus texture "
+ "target %d in %s\n", target, __FUNCTION__);
+ return FALSE;
+ }
+
switch (format) {
/* Supported formats. */
/* Colorbuffer */
case PIPE_FORMAT_A4R4G4B4_UNORM:
case PIPE_FORMAT_R5G6B5_UNORM:
case PIPE_FORMAT_A1R5G5B5_UNORM:
- return usage &
+ retval = usage &
(PIPE_TEXTURE_USAGE_RENDER_TARGET |
PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
PIPE_TEXTURE_USAGE_PRIMARY);
+ break;
/* Texture */
case PIPE_FORMAT_A8R8G8B8_SRGB:
case PIPE_FORMAT_DXT3_RGBA:
case PIPE_FORMAT_DXT5_RGBA:
case PIPE_FORMAT_YCBCR:
- return usage & PIPE_TEXTURE_USAGE_SAMPLER;
+ case PIPE_FORMAT_L8_UNORM:
+ case PIPE_FORMAT_A8_UNORM:
+ case PIPE_FORMAT_A8L8_UNORM:
+ retval = usage & PIPE_TEXTURE_USAGE_SAMPLER;
+ break;
/* Colorbuffer or texture */
case PIPE_FORMAT_A8R8G8B8_UNORM:
+ case PIPE_FORMAT_X8R8G8B8_UNORM:
case PIPE_FORMAT_R8G8B8A8_UNORM:
+ case PIPE_FORMAT_R8G8B8X8_UNORM:
case PIPE_FORMAT_I8_UNORM:
- return usage &
+ retval = usage &
(PIPE_TEXTURE_USAGE_RENDER_TARGET |
PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
PIPE_TEXTURE_USAGE_PRIMARY |
PIPE_TEXTURE_USAGE_SAMPLER);
+ break;
- /* Z buffer */
+ /* Z buffer or texture */
case PIPE_FORMAT_Z16_UNORM:
- return usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL;
+ retval = usage &
+ (PIPE_TEXTURE_USAGE_DEPTH_STENCIL |
+ PIPE_TEXTURE_USAGE_SAMPLER);
+ break;
+ /* 24bit Z buffer can only be used as a texture on R500. */
+ case PIPE_FORMAT_Z24X8_UNORM:
/* Z buffer with stencil or texture */
case PIPE_FORMAT_Z24S8_UNORM:
- return usage &
+ retval = usage &
(PIPE_TEXTURE_USAGE_DEPTH_STENCIL |
- PIPE_TEXTURE_USAGE_SAMPLER);
+ (is_r500 ? PIPE_TEXTURE_USAGE_SAMPLER : 0));
+ break;
/* Definitely unsupported formats. */
/* Non-usable Z buffer/stencil formats. */
- case PIPE_FORMAT_Z24X8_UNORM:
+ case PIPE_FORMAT_Z32_UNORM:
case PIPE_FORMAT_S8Z24_UNORM:
case PIPE_FORMAT_X8Z24_UNORM:
- debug_printf("r300: Note: Got unsupported format: %s in %s\n",
- pf_name(format), __FUNCTION__);
+ SCREEN_DBG(r300_screen(screen), DBG_TEX,
+ "r300: Note: Got unsupported format: %s in %s\n",
+ pf_name(format), __FUNCTION__);
return FALSE;
- /* XXX These don't even exist
- case PIPE_FORMAT_A32R32G32B32:
- case PIPE_FORMAT_A16R16G16B16: */
- /* XXX Insert YUV422 packed VYUY and YVYU here */
- /* XXX What the deuce is UV88? (r3xx accel page 14)
- debug_printf("r300: Warning: Got unimplemented format: %s in %s\n",
- pf_name(format), __FUNCTION__);
- return FALSE; */
-
- /* XXX Supported yet unimplemented r5xx formats: */
- /* XXX Again, what is UV1010 this time? (r5xx accel page 148) */
- /* XXX Even more that don't exist
- case PIPE_FORMAT_A10R10G10B10_UNORM:
- case PIPE_FORMAT_A2R10G10B10_UNORM:
- case PIPE_FORMAT_I10_UNORM:
- debug_printf(
- "r300: Warning: Got unimplemented r500 format: %s in %s\n",
- pf_name(format), __FUNCTION__);
- return FALSE; */
+ /* XXX Add all remaining gallium-supported formats,
+ * see util/u_format.csv. */
default:
/* Unknown format... */
break;
}
- return FALSE;
-}
-
-/* XXX moar targets */
-static boolean r300_is_format_supported(struct pipe_screen* pscreen,
- enum pipe_format format,
- enum pipe_texture_target target,
- unsigned tex_usage,
- unsigned geom_flags)
-{
- switch (target) {
- case PIPE_TEXTURE_2D:
- return check_tex_2d_format(format, tex_usage,
- r300_screen(pscreen)->caps->is_r500);
- case PIPE_TEXTURE_1D:
- case PIPE_TEXTURE_3D:
- case PIPE_TEXTURE_CUBE:
- debug_printf("r300: Implementation error: Unsupported format "
- "target: %d\n", target);
- break;
- default:
- debug_printf("r300: Fatal: This is not a format target: %d\n",
- target);
- assert(0);
- break;
- }
-
- return FALSE;
+ /* If usage was a mask that contained multiple bits, and not all of them
+ * are supported, this will catch that and return FALSE.
+ * e.g. usage = 2 | 4; retval = 4; (retval >= usage) == FALSE
+ *
+ * This also returns FALSE for any unknown formats.
+ */
+ return (retval >= usage);
}
static struct pipe_transfer*
{
struct r300_texture *tex = (struct r300_texture *)texture;
struct r300_transfer *trans;
- unsigned offset; /* in bytes */
+ struct r300_screen *rscreen = r300_screen(screen);
+ unsigned offset;
- /* XXX Add support for these things */
- if (texture->target == PIPE_TEXTURE_CUBE) {
- debug_printf("PIPE_TEXTURE_CUBE is not yet supported.\n");
- /* offset = tex->image_offset[level][face]; */
- }
- else if (texture->target == PIPE_TEXTURE_3D) {
- debug_printf("PIPE_TEXTURE_3D is not yet supported.\n");
- /* offset = tex->image_offset[level][zslice]; */
- }
- else {
- offset = tex->offset[level];
- assert(face == 0);
- assert(zslice == 0);
- }
+ offset = r300_texture_get_offset(tex, level, zslice, face); /* in bytes */
trans = CALLOC_STRUCT(r300_transfer);
if (trans) {
pipe_texture_reference(&trans->transfer.texture, texture);
- trans->transfer.format = texture->format;
trans->transfer.x = x;
trans->transfer.y = y;
trans->transfer.width = w;
trans->transfer.height = h;
- trans->transfer.block = texture->block;
- trans->transfer.nblocksx = texture->nblocksx[level];
- trans->transfer.nblocksy = texture->nblocksy[level];
- trans->transfer.stride = r300_texture_get_stride(tex, level);
+ trans->transfer.stride = r300_texture_get_stride(rscreen, tex, level);
trans->transfer.usage = usage;
+ trans->transfer.zslice = zslice;
+ trans->transfer.face = face;
+
trans->offset = offset;
}
return &trans->transfer;
{
struct r300_texture* tex = (struct r300_texture*)transfer->texture;
char* map;
- unsigned flags = 0;
-
- if (transfer->usage != PIPE_TRANSFER_WRITE) {
- flags |= PIPE_BUFFER_USAGE_CPU_READ;
- }
- if (transfer->usage != PIPE_TRANSFER_READ) {
- flags |= PIPE_BUFFER_USAGE_CPU_WRITE;
- }
+ enum pipe_format format = tex->tex.format;
- map = pipe_buffer_map(screen, tex->buffer, flags);
+ map = pipe_buffer_map(screen, tex->buffer,
+ pipe_transfer_buffer_flags(transfer));
if (!map) {
return NULL;
}
return map + r300_transfer(transfer)->offset +
- transfer->y / transfer->block.height * transfer->stride +
- transfer->x / transfer->block.width * transfer->block.size;
+ transfer->y / util_format_get_blockheight(format) * transfer->stride +
+ transfer->x / util_format_get_blockwidth(format) * util_format_get_blocksize(format);
}
static void r300_transfer_unmap(struct pipe_screen* screen,
FREE(r300screen);
}
-struct pipe_screen* r300_create_screen(struct r300_winsys* r300_winsys)
+struct pipe_screen* r300_create_screen(struct radeon_winsys* radeon_winsys)
{
struct r300_screen* r300screen = CALLOC_STRUCT(r300_screen);
struct r300_capabilities* caps = CALLOC_STRUCT(r300_capabilities);
if (!r300screen || !caps)
return NULL;
- caps->pci_id = r300_winsys->pci_id;
- caps->num_frag_pipes = r300_winsys->gb_pipes;
+ caps->pci_id = radeon_winsys->pci_id;
+ caps->num_frag_pipes = radeon_winsys->gb_pipes;
+ caps->num_z_pipes = radeon_winsys->z_pipes;
+ r300_init_debug(r300screen);
r300_parse_chipset(caps);
r300screen->caps = caps;
- r300screen->screen.winsys = (struct pipe_winsys*)r300_winsys;
+ r300screen->screen.winsys = (struct pipe_winsys*)radeon_winsys;
r300screen->screen.destroy = r300_destroy_screen;
r300screen->screen.get_name = r300_get_name;
r300screen->screen.get_vendor = r300_get_vendor;
projects / mesa.git / blobdiff