diff options
Diffstat (limited to 'src/mesa/drivers/dri/r600/r600_texstate.c')
| -rw-r--r-- | src/mesa/drivers/dri/r600/r600_texstate.c | 81 |
1 files changed, 60 insertions, 21 deletions
diff --git a/src/mesa/drivers/dri/r600/r600_texstate.c b/src/mesa/drivers/dri/r600/r600_texstate.c index 8fdca0bab1..3289d89c92 100644 --- a/src/mesa/drivers/dri/r600/r600_texstate.c +++ b/src/mesa/drivers/dri/r600/r600_texstate.c @@ -662,6 +662,37 @@ static GLboolean r600GetTexFormat(struct gl_texture_object *tObj, gl_format mesa return GL_TRUE; } +static GLuint r600_translate_shadow_func(GLenum func) +{ + switch (func) { + case GL_NEVER: + return SQ_TEX_DEPTH_COMPARE_NEVER; + case GL_LESS: + return SQ_TEX_DEPTH_COMPARE_LESS; + case GL_LEQUAL: + return SQ_TEX_DEPTH_COMPARE_LESSEQUAL; + case GL_GREATER: + return SQ_TEX_DEPTH_COMPARE_GREATER; + case GL_GEQUAL: + return SQ_TEX_DEPTH_COMPARE_GREATEREQUAL; + case GL_NOTEQUAL: + return SQ_TEX_DEPTH_COMPARE_NOTEQUAL; + case GL_EQUAL: + return SQ_TEX_DEPTH_COMPARE_EQUAL; + case GL_ALWAYS: + return SQ_TEX_DEPTH_COMPARE_ALWAYS; + default: + WARN_ONCE("Unknown shadow compare function! %d", func); + return 0; + } +} + +static INLINE uint32_t +S_FIXED(float value, uint32_t frac_bits) +{ + return value * (1 << frac_bits); +} + void r600SetDepthTexMode(struct gl_texture_object *tObj) { radeonTexObjPtr t; @@ -681,8 +712,9 @@ void r600SetDepthTexMode(struct gl_texture_object *tObj) * \param rmesa Context pointer * \param t the r300 texture object */ -static void setup_hardware_state(context_t *rmesa, struct gl_texture_object *texObj) +static void setup_hardware_state(GLcontext * ctx, struct gl_texture_object *texObj, int unit) { + context_t *rmesa = R700_CONTEXT(ctx); radeonTexObj *t = radeon_tex_obj(texObj); const struct gl_texture_image *firstImage; GLuint uTexelPitch, row_align; @@ -744,11 +776,30 @@ static void setup_hardware_state(context_t *rmesa, struct gl_texture_object *tex t->SQ_TEX_RESOURCE2 = get_base_teximage_offset(t) / 256; - if ((t->maxLod - t->minLod) > 0) { - t->SQ_TEX_RESOURCE3 = radeon_miptree_image_offset(t->mt, 0, t->minLod + 1) / 256; - SETfield(t->SQ_TEX_RESOURCE4, 0, BASE_LEVEL_shift, BASE_LEVEL_mask); - SETfield(t->SQ_TEX_RESOURCE5, t->maxLod - t->minLod, LAST_LEVEL_shift, LAST_LEVEL_mask); + t->SQ_TEX_RESOURCE3 = radeon_miptree_image_offset(t->mt, 0, t->minLod + 1) / 256; + + SETfield(t->SQ_TEX_RESOURCE4, 0, BASE_LEVEL_shift, BASE_LEVEL_mask); + SETfield(t->SQ_TEX_RESOURCE5, t->maxLod - t->minLod, LAST_LEVEL_shift, LAST_LEVEL_mask); + + SETfield(t->SQ_TEX_SAMPLER1, + S_FIXED(CLAMP(t->base.MinLod - t->minLod, 0, 15), 6), + MIN_LOD_shift, MIN_LOD_mask); + SETfield(t->SQ_TEX_SAMPLER1, + S_FIXED(CLAMP(t->base.MaxLod - t->minLod, 0, 15), 6), + MAX_LOD_shift, MAX_LOD_mask); + SETfield(t->SQ_TEX_SAMPLER1, + S_FIXED(CLAMP(ctx->Texture.Unit[unit].LodBias + t->base.LodBias, -16, 16), 6), + SQ_TEX_SAMPLER_WORD1_0__LOD_BIAS_shift, SQ_TEX_SAMPLER_WORD1_0__LOD_BIAS_mask); + + if(texObj->CompareMode == GL_COMPARE_R_TO_TEXTURE_ARB) + { + SETfield(t->SQ_TEX_SAMPLER0, r600_translate_shadow_func(texObj->CompareFunc), DEPTH_COMPARE_FUNCTION_shift, DEPTH_COMPARE_FUNCTION_mask); + } + else + { + CLEARfield(t->SQ_TEX_SAMPLER0, DEPTH_COMPARE_FUNCTION_mask); } + } /** @@ -756,9 +807,8 @@ static void setup_hardware_state(context_t *rmesa, struct gl_texture_object *tex * * Mostly this means populating the texture object's mipmap tree. */ -static GLboolean r600_validate_texture(GLcontext * ctx, struct gl_texture_object *texObj) +static GLboolean r600_validate_texture(GLcontext * ctx, struct gl_texture_object *texObj, int unit) { - context_t *rmesa = R700_CONTEXT(ctx); radeonTexObj *t = radeon_tex_obj(texObj); if (!radeon_validate_texture_miptree(ctx, texObj)) @@ -766,7 +816,7 @@ static GLboolean r600_validate_texture(GLcontext * ctx, struct gl_texture_object /* Configure the hardware registers (more precisely, the cached version * of the hardware registers). */ - setup_hardware_state(rmesa, texObj); + setup_hardware_state(ctx, texObj, unit); t->validated = GL_TRUE; return GL_TRUE; @@ -807,7 +857,7 @@ GLboolean r600ValidateBuffers(GLcontext * ctx) if (!ctx->Texture.Unit[i]._ReallyEnabled) continue; - if (!r600_validate_texture(ctx, ctx->Texture.Unit[i]._Current)) { + if (!r600_validate_texture(ctx, ctx->Texture.Unit[i]._Current, i)) { radeon_warning("failed to validate texture for unit %d.\n", i); } t = radeon_tex_obj(ctx->Texture.Unit[i]._Current); @@ -955,18 +1005,7 @@ void r600SetTexBuffer2(__DRIcontext *pDRICtx, GLint target, GLint glx_texture_fo return; } - radeon_update_renderbuffers(pDRICtx, dPriv); - /* back & depth buffer are useless free them right away */ - rb = (void*)rfb->base.Attachment[BUFFER_DEPTH].Renderbuffer; - if (rb && rb->bo) { - radeon_bo_unref(rb->bo); - rb->bo = NULL; - } - rb = (void*)rfb->base.Attachment[BUFFER_BACK_LEFT].Renderbuffer; - if (rb && rb->bo) { - radeon_bo_unref(rb->bo); - rb->bo = NULL; - } + radeon_update_renderbuffers(pDRICtx, dPriv, GL_TRUE); rb = rfb->color_rb[0]; if (rb->bo == NULL) { /* Failed to BO for the buffer */ |