diff options
Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nv04_state_tex.c')
| -rw-r--r-- | src/mesa/drivers/dri/nouveau/nv04_state_tex.c | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nv04_state_tex.c b/src/mesa/drivers/dri/nouveau/nv04_state_tex.c new file mode 100644 index 0000000000..99ea310c65 --- /dev/null +++ b/src/mesa/drivers/dri/nouveau/nv04_state_tex.c @@ -0,0 +1,162 @@ +/* + * Copyright (C) 2009 Francisco Jerez. + * All Rights Reserved. + * + * 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 the rights to use, copy, modify, merge, publish, + * distribute, sublicense, 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 NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS 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. + * + */ + +#include "nouveau_driver.h" +#include "nouveau_context.h" +#include "nouveau_texture.h" +#include "nouveau_util.h" +#include "nouveau_gldefs.h" +#include "nouveau_class.h" +#include "nv04_driver.h" + +static uint32_t +get_tex_format(struct gl_texture_image *ti) +{ + switch (ti->TexFormat) { + case MESA_FORMAT_A8: + case MESA_FORMAT_L8: + return NV04_TEXTURED_TRIANGLE_FORMAT_COLOR_Y8; + case MESA_FORMAT_ARGB1555: + return NV04_TEXTURED_TRIANGLE_FORMAT_COLOR_A1R5G5B5; + case MESA_FORMAT_ARGB4444: + return NV04_TEXTURED_TRIANGLE_FORMAT_COLOR_A4R4G4B4; + case MESA_FORMAT_RGB565: + return NV04_TEXTURED_TRIANGLE_FORMAT_COLOR_R5G6B5; + case MESA_FORMAT_ARGB8888: + return NV04_TEXTURED_TRIANGLE_FORMAT_COLOR_A8R8G8B8; + default: + assert(0); + } +} + +static inline unsigned +get_wrap_mode(unsigned wrap) +{ + switch (wrap) { + case GL_REPEAT: + return 0x1; + case GL_MIRRORED_REPEAT: + return 0x2; + case GL_CLAMP: + case GL_CLAMP_TO_EDGE: + return 0x3; + case GL_CLAMP_TO_BORDER: + return 0x4; + default: + assert(0); + } +} + +void +nv04_emit_tex_obj(GLcontext *ctx, int emit) +{ + const int i = emit - NOUVEAU_STATE_TEX_OBJ0; + struct nouveau_channel *chan = context_chan(ctx); + struct nouveau_grobj *fahrenheit = nv04_context_engine(ctx); + struct nouveau_bo_context *bctx = context_bctx_i(ctx, TEXTURE, i); + const int bo_flags = NOUVEAU_BO_RD | NOUVEAU_BO_GART | NOUVEAU_BO_VRAM; + struct nouveau_surface *s; + uint32_t format = 0xa0, filter = 0x1010; + + if (i && !nv04_mtex_engine(fahrenheit)) + return; + + if (ctx->Texture.Unit[i]._ReallyEnabled) { + struct gl_texture_object *t = ctx->Texture.Unit[i]._Current; + struct gl_texture_image *ti = t->Image[0][t->BaseLevel]; + int lod_max = 1, lod_bias = 0; + + nouveau_texture_validate(ctx, t); + s = &to_nouveau_texture(t)->surfaces[t->BaseLevel]; + + if (t->MinFilter != GL_NEAREST && + t->MinFilter != GL_LINEAR) { + lod_max = CLAMP(MIN2(t->MaxLod, t->_MaxLambda), + 0, 15) + 1; + + lod_bias = CLAMP(ctx->Texture.Unit[i].LodBias + + t->LodBias, 0, 15); + } + + format |= get_wrap_mode(t->WrapT) << 28 | + get_wrap_mode(t->WrapS) << 24 | + ti->HeightLog2 << 20 | + ti->WidthLog2 << 16 | + lod_max << 12 | + get_tex_format(ti); + + filter |= log2i(t->MaxAnisotropy) << 31 | + nvgl_filter_mode(t->MagFilter) << 28 | + log2i(t->MaxAnisotropy) << 27 | + nvgl_filter_mode(t->MinFilter) << 24 | + lod_bias << 16; + + } else { + s = &to_nv04_context(ctx)->dummy_texture; + + format |= NV04_TEXTURED_TRIANGLE_FORMAT_ADDRESSU_REPEAT | + NV04_TEXTURED_TRIANGLE_FORMAT_ADDRESSV_REPEAT | + 1 << 12 | + NV04_TEXTURED_TRIANGLE_FORMAT_COLOR_A8R8G8B8; + + filter |= NV04_TEXTURED_TRIANGLE_FILTER_MINIFY_NEAREST | + NV04_TEXTURED_TRIANGLE_FILTER_MAGNIFY_NEAREST; + } + + if (nv04_mtex_engine(fahrenheit)) { + nouveau_bo_markl(bctx, fahrenheit, + NV04_MULTITEX_TRIANGLE_OFFSET(i), + s->bo, 0, bo_flags); + + nouveau_bo_mark(bctx, fahrenheit, + NV04_MULTITEX_TRIANGLE_FORMAT(i), + s->bo, format, 0, + NV04_MULTITEX_TRIANGLE_FORMAT_DMA_A, + NV04_MULTITEX_TRIANGLE_FORMAT_DMA_B, + bo_flags | NOUVEAU_BO_OR); + + BEGIN_RING(chan, fahrenheit, NV04_MULTITEX_TRIANGLE_FILTER(i), 1); + OUT_RING(chan, filter); + + } else { + nouveau_bo_markl(bctx, fahrenheit, + NV04_TEXTURED_TRIANGLE_OFFSET, + s->bo, 0, bo_flags); + + nouveau_bo_mark(bctx, fahrenheit, + NV04_TEXTURED_TRIANGLE_FORMAT, + s->bo, format, 0, + NV04_TEXTURED_TRIANGLE_FORMAT_DMA_A, + NV04_TEXTURED_TRIANGLE_FORMAT_DMA_B, + bo_flags | NOUVEAU_BO_OR); + + BEGIN_RING(chan, fahrenheit, NV04_TEXTURED_TRIANGLE_COLORKEY, 1); + OUT_RING(chan, 0); + + BEGIN_RING(chan, fahrenheit, NV04_TEXTURED_TRIANGLE_FILTER, 1); + OUT_RING(chan, filter); + } +} |