diff options
Diffstat (limited to 'src/gallium/drivers/r600/r600_screen.c')
| -rw-r--r-- | src/gallium/drivers/r600/r600_screen.c | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/src/gallium/drivers/r600/r600_screen.c b/src/gallium/drivers/r600/r600_screen.c new file mode 100644 index 0000000000..1d83383fd9 --- /dev/null +++ b/src/gallium/drivers/r600/r600_screen.c @@ -0,0 +1,263 @@ +/* + * Copyright 2010 Jerome Glisse <glisse@freedesktop.org> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * on the rights to use, copy, modify, merge, publish, distribute, sub + * license, and/or sell copies of the Software, and to permit persons to whom + * the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE + * USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Jerome Glisse + * Corbin Simpson + */ +#include <util/u_inlines.h> +#include <util/u_format.h> +#include <util/u_memory.h> +#include "r600_resource.h" +#include "r600_screen.h" +#include "r600_texture.h" +#include "r600_context.h" +#include <stdio.h> + +static const char* r600_get_vendor(struct pipe_screen* pscreen) +{ + return "X.Org"; +} + +static const char* r600_get_name(struct pipe_screen* pscreen) +{ + return "R600/R700 (HD2XXX,HD3XXX,HD4XXX)"; +} + +static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param) +{ + switch (param) { + case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS: + case PIPE_CAP_MAX_COMBINED_SAMPLERS: + return 16; + case PIPE_CAP_NPOT_TEXTURES: + return 1; + case PIPE_CAP_TWO_SIDED_STENCIL: + return 1; + case PIPE_CAP_GLSL: + return 1; + case PIPE_CAP_DUAL_SOURCE_BLEND: + return 1; + case PIPE_CAP_ANISOTROPIC_FILTER: + return 1; + case PIPE_CAP_POINT_SPRITE: + return 1; + case PIPE_CAP_MAX_RENDER_TARGETS: + /* FIXME some r6xx are buggy and can only do 4 */ + return 8; + case PIPE_CAP_OCCLUSION_QUERY: + return 1; + case PIPE_CAP_TEXTURE_SHADOW_MAP: + return 1; + case PIPE_CAP_MAX_TEXTURE_2D_LEVELS: + case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: + case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: + /* FIXME not sure here */ + return 13; + case PIPE_CAP_TEXTURE_MIRROR_CLAMP: + return 1; + case PIPE_CAP_TEXTURE_MIRROR_REPEAT: + return 1; + case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS: + /* FIXME allow this once infrastructure is there */ + return 0; + case PIPE_CAP_TGSI_CONT_SUPPORTED: + return 0; + case PIPE_CAP_BLEND_EQUATION_SEPARATE: + return 1; + case PIPE_CAP_SM3: + return 1; + case PIPE_CAP_INDEP_BLEND_ENABLE: + return 1; + case PIPE_CAP_INDEP_BLEND_FUNC: + /* FIXME allow this */ + return 0; + case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE: + return 1; + 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("r600: unknown param %d\n", param); + return 0; + } +} + +static float r600_get_paramf(struct pipe_screen* pscreen, enum pipe_cap param) +{ + switch (param) { + case PIPE_CAP_MAX_LINE_WIDTH: + case PIPE_CAP_MAX_LINE_WIDTH_AA: + case PIPE_CAP_MAX_POINT_WIDTH: + case PIPE_CAP_MAX_POINT_WIDTH_AA: + return 8192.0f; + case PIPE_CAP_MAX_TEXTURE_ANISOTROPY: + return 16.0f; + case PIPE_CAP_MAX_TEXTURE_LOD_BIAS: + return 16.0f; + default: + debug_printf("r600: unsupported paramf %d\n", param); + return 0.0f; + } +} + +static boolean r600_is_format_supported(struct pipe_screen* screen, + enum pipe_format format, + enum pipe_texture_target target, + unsigned sample_count, + unsigned bindings, + unsigned geom_flags) +{ + if (target >= PIPE_MAX_TEXTURE_TYPES) { + debug_printf("r600: unsupported texture type %d\n", target); + return FALSE; + } + switch (format) { + case PIPE_FORMAT_B4G4R4A4_UNORM: + case PIPE_FORMAT_B5G6R5_UNORM: + case PIPE_FORMAT_B5G5R5A1_UNORM: + case PIPE_FORMAT_A8_UNORM: + case PIPE_FORMAT_L8_UNORM: + case PIPE_FORMAT_A8R8G8B8_SRGB: + case PIPE_FORMAT_R8G8B8A8_SRGB: + case PIPE_FORMAT_DXT1_RGB: + case PIPE_FORMAT_DXT1_RGBA: + case PIPE_FORMAT_DXT3_RGBA: + case PIPE_FORMAT_DXT5_RGBA: + case PIPE_FORMAT_UYVY: + case PIPE_FORMAT_L8_SRGB: + case PIPE_FORMAT_L8A8_SRGB: + case PIPE_FORMAT_L8A8_UNORM: + case PIPE_FORMAT_A8R8G8B8_UNORM: + case PIPE_FORMAT_X8R8G8B8_UNORM: + case PIPE_FORMAT_R8G8B8A8_UNORM: + case PIPE_FORMAT_R8G8B8X8_UNORM: + case PIPE_FORMAT_B8G8R8A8_UNORM: + case PIPE_FORMAT_B8G8R8X8_UNORM: + case PIPE_FORMAT_A8B8G8R8_SRGB: + case PIPE_FORMAT_B8G8R8A8_SRGB: + case PIPE_FORMAT_I8_UNORM: + case PIPE_FORMAT_Z16_UNORM: + case PIPE_FORMAT_X8Z24_UNORM: + case PIPE_FORMAT_S8_USCALED_Z24_UNORM: + case PIPE_FORMAT_Z32_UNORM: + case PIPE_FORMAT_Z24_UNORM_S8_USCALED: + case PIPE_FORMAT_Z24X8_UNORM: + return TRUE; + default: + /* Unknown format... */ + break; + } + return FALSE; +} + +struct pipe_transfer* r600_texture_get_transfer(struct pipe_context *ctx, + struct pipe_resource *texture, + struct pipe_subresource sr, + unsigned usage, + const struct pipe_box *box) +{ + struct r600_texture *rtex = (struct r600_texture*)texture; + struct r600_transfer *trans; + + trans = CALLOC_STRUCT(r600_transfer); + if (trans == NULL) + return NULL; + pipe_resource_reference(&trans->transfer.resource, texture); + trans->transfer.sr = sr; + trans->transfer.usage = usage; + trans->transfer.box = *box; + trans->transfer.stride = rtex->stride[sr.level]; + trans->offset = r600_texture_get_offset(rtex, sr.level, box->z, sr.face); + return &trans->transfer; +} + +void r600_texture_transfer_destroy(struct pipe_context *ctx, + struct pipe_transfer *trans) +{ + pipe_resource_reference(&trans->resource, NULL); + FREE(trans); +} + +void* r600_texture_transfer_map(struct pipe_context *ctx, + struct pipe_transfer* transfer) +{ + struct r600_transfer *rtransfer = (struct r600_transfer*)transfer; + struct r600_texture *rtex = (struct r600_texture*)transfer->resource; + char *map; + enum pipe_format format = rtex->b.b.format; + + map = pipe_buffer_map(ctx, rtex->buffer, + transfer->usage, + &rtransfer->buffer_transfer); + + if (!map) { + return NULL; + } + + return map + rtransfer->offset + + transfer->box.y / util_format_get_blockheight(format) * transfer->stride + + transfer->box.x / util_format_get_blockwidth(format) * util_format_get_blocksize(format); +} + +void r600_texture_transfer_unmap(struct pipe_context *ctx, + struct pipe_transfer* transfer) +{ + struct r600_transfer *rtransfer = (struct r600_transfer*)transfer; + struct r600_texture *rtex = (struct r600_texture*)transfer->resource; + + pipe_buffer_unmap(ctx, rtex->buffer, rtransfer->buffer_transfer); +} + +static void r600_destroy_screen(struct pipe_screen* pscreen) +{ + struct r600_screen* rscreen = r600_screen(pscreen); + + if (rscreen == NULL) + return; + FREE(rscreen); +} + +struct pipe_screen *radeon_create_screen(struct radeon *rw) +{ + struct r600_screen* rscreen; + + rscreen = CALLOC_STRUCT(r600_screen); + if (rscreen == NULL) { + return NULL; + } + rscreen->rw = rw; + rscreen->screen.winsys = (struct pipe_winsys*)rw; + rscreen->screen.destroy = r600_destroy_screen; + rscreen->screen.get_name = r600_get_name; + rscreen->screen.get_vendor = r600_get_vendor; + rscreen->screen.get_param = r600_get_param; + rscreen->screen.get_paramf = r600_get_paramf; + rscreen->screen.is_format_supported = r600_is_format_supported; + rscreen->screen.context_create = r600_create_context; + r600_init_screen_texture_functions(&rscreen->screen); + r600_init_screen_resource_functions(rscreen); + return &rscreen->screen; +} |