From 20bf5037d6006329b362fe501cc8a3594a0cab24 Mon Sep 17 00:00:00 2001 From: Luca Barbieri Date: Sat, 4 Sep 2010 21:29:43 +0200 Subject: [PATCH] nvfx: support rendering to more formats --- src/gallium/drivers/nouveau/nouveau_class.h | 4 +++- src/gallium/drivers/nvfx/nvfx_screen.c | 20 +++++++++++++++++++- src/gallium/drivers/nvfx/nvfx_screen.h | 2 ++ src/gallium/drivers/nvfx/nvfx_state_fb.c | 6 ++++++ 4 files changed, 30 insertions(+), 2 deletions(-) diff --git a/src/gallium/drivers/nouveau/nouveau_class.h b/src/gallium/drivers/nouveau/nouveau_class.h index 79681d277be..72ddf9bf760 100644 --- a/src/gallium/drivers/nouveau/nouveau_class.h +++ b/src/gallium/drivers/nouveau/nouveau_class.h @@ -5003,7 +5003,9 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #define NV34TCL_RT_FORMAT_COLOR_X8R8G8B8 0x00000005 #define NV34TCL_RT_FORMAT_COLOR_A8R8G8B8 0x00000008 #define NV34TCL_RT_FORMAT_COLOR_B8 0x00000009 -#define NV34TCL_RT_FORMAT_COLOR_UNKNOWN 0x0000000d +#define NV34TCL_RT_FORMAT_COLOR_A16B16G16R16_FLOAT 0x0000000b +#define NV34TCL_RT_FORMAT_COLOR_A32B32G32R32_FLOAT 0x0000000c +#define NV34TCL_RT_FORMAT_COLOR_R32_FLOAT 0x0000000d #define NV34TCL_RT_FORMAT_COLOR_X8B8G8R8 0x0000000f #define NV34TCL_RT_FORMAT_COLOR_A8B8G8R8 0x00000010 #define NV34TCL_COLOR0_PITCH 0x0000020c diff --git a/src/gallium/drivers/nvfx/nvfx_screen.c b/src/gallium/drivers/nvfx/nvfx_screen.c index e01b2a6133b..9056a56f982 100644 --- a/src/gallium/drivers/nvfx/nvfx_screen.c +++ b/src/gallium/drivers/nvfx/nvfx_screen.c @@ -168,6 +168,14 @@ nvfx_screen_is_format_supported(struct pipe_screen *pscreen, case PIPE_FORMAT_B8G8R8X8_UNORM: case PIPE_FORMAT_B5G6R5_UNORM: break; + case PIPE_FORMAT_R16G16B16A16_FLOAT: + if(!screen->advertise_fp16) + return FALSE; + break; + case PIPE_FORMAT_R32G32B32A32_FLOAT: + if(!screen->advertise_fp32) + return FALSE; + break; default: return FALSE; } @@ -188,7 +196,10 @@ nvfx_screen_is_format_supported(struct pipe_screen *pscreen, struct nvfx_texture_format* tf = &nvfx_texture_formats[format]; if(util_format_is_s3tc(format) && !util_format_s3tc_enabled) return FALSE; - + if(format == PIPE_FORMAT_R16G16B16A16_FLOAT && !screen->advertise_fp16) + return FALSE; + if(format == PIPE_FORMAT_R32G32B32A32_FLOAT && !screen->advertise_fp32) + return FALSE; if(screen->is_nv4x) { if(tf->fmt[4] < 0) @@ -428,6 +439,13 @@ nvfx_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev) screen->inline_cost_per_hardware_cost = atof(debug_get_option("NVFX_INLINE_COST_PER_HARDWARE_COST", "1.0")); screen->static_reuse_threshold = atof(debug_get_option("NVFX_STATIC_REUSE_THRESHOLD", "2.0")); + /* We don't advertise these by default because filtering and blending doesn't work as + * it should, due to several restrictions. + * The only exception is fp16 on nv40. + */ + screen->advertise_fp16 = debug_get_bool_option("NVFX_FP16", !!screen->is_nv4x); + screen->advertise_fp32 = debug_get_bool_option("NVFX_FP32", 0); + screen->vertex_buffer_reloc_flags = nvfx_screen_get_vertex_buffer_flags(screen); /* surely both nv3x and nv44 support index buffers too: find out how and test that */ diff --git a/src/gallium/drivers/nvfx/nvfx_screen.h b/src/gallium/drivers/nvfx/nvfx_screen.h index 1b79235ae0d..566fcb12085 100644 --- a/src/gallium/drivers/nvfx/nvfx_screen.h +++ b/src/gallium/drivers/nvfx/nvfx_screen.h @@ -19,6 +19,8 @@ struct nvfx_screen { boolean trace_draw; unsigned vertex_buffer_reloc_flags; unsigned index_buffer_reloc_flags; + unsigned advertise_fp16; + unsigned advertise_fp32; /* HW graphics objects */ struct nouveau_grobj *eng3d; diff --git a/src/gallium/drivers/nvfx/nvfx_state_fb.c b/src/gallium/drivers/nvfx/nvfx_state_fb.c index 667b0843c0d..4b82c68765b 100644 --- a/src/gallium/drivers/nvfx/nvfx_state_fb.c +++ b/src/gallium/drivers/nvfx/nvfx_state_fb.c @@ -143,6 +143,12 @@ nvfx_framebuffer_validate(struct nvfx_context *nvfx, unsigned prepare_result) case PIPE_FORMAT_B5G6R5_UNORM: rt_format |= NV34TCL_RT_FORMAT_COLOR_R5G6B5; break; + case PIPE_FORMAT_R32G32B32A32_FLOAT: + rt_format |= NV34TCL_RT_FORMAT_COLOR_A32B32G32R32_FLOAT; + break; + case PIPE_FORMAT_R16G16B16A16_FLOAT: + rt_format |= NV34TCL_RT_FORMAT_COLOR_A16B16G16R16_FLOAT; + break; default: assert(0); } -- 2.30.2