From 2a549c43a8c585b312fda920fcd7048e52fdcb05 Mon Sep 17 00:00:00 2001 From: Topi Pohjolainen <topi.pohjolainen@intel.com> Date: Wed, 7 May 2014 08:42:29 +0300 Subject: meta: Refactor state save/restore for framebuffer texture blits Signed-off-by: Topi Pohjolainen <topi.pohjolainen@intel.com> Reviewed-by: Ian Romanick <ian.d.romanick@intel.com> --- src/mesa/drivers/common/meta.h | 15 ++++++++++ src/mesa/drivers/common/meta_blit.c | 59 +++++++++++++++++++++++-------------- 2 files changed, 52 insertions(+), 22 deletions(-) (limited to 'src') diff --git a/src/mesa/drivers/common/meta.h b/src/mesa/drivers/common/meta.h index cc762147ed1..2186a39f8d9 100644 --- a/src/mesa/drivers/common/meta.h +++ b/src/mesa/drivers/common/meta.h @@ -267,6 +267,13 @@ struct blit_state bool no_ctsi_fallback; }; +struct fb_tex_blit_state +{ + GLint baseLevelSave, maxLevelSave; + GLuint sampler, samplerSave; + GLuint tempTex; +}; + /** * State for glClear() @@ -395,6 +402,14 @@ _mesa_meta_end(struct gl_context *ctx); extern GLboolean _mesa_meta_in_progress(struct gl_context *ctx); +extern void +_mesa_meta_fb_tex_blit_begin(const struct gl_context *ctx, + struct fb_tex_blit_state *blit); + +extern void +_mesa_meta_fb_tex_blit_end(const struct gl_context *ctx, GLenum target, + struct fb_tex_blit_state *blit); + extern GLboolean _mesa_meta_bind_rb_as_tex_image(struct gl_context *ctx, struct gl_renderbuffer *rb, diff --git a/src/mesa/drivers/common/meta_blit.c b/src/mesa/drivers/common/meta_blit.c index ae21671ade9..beb1ea5a8cd 100644 --- a/src/mesa/drivers/common/meta_blit.c +++ b/src/mesa/drivers/common/meta_blit.c @@ -356,19 +356,14 @@ blitframebuffer_texture(struct gl_context *ctx, const struct gl_renderbuffer_attachment *readAtt = &readFb->Attachment[att_index]; struct blit_state *blit = &ctx->Meta->Blit; + struct fb_tex_blit_state fb_tex_blit; const GLint dstX = MIN2(dstX0, dstX1); const GLint dstY = MIN2(dstY0, dstY1); const GLint dstW = abs(dstX1 - dstX0); const GLint dstH = abs(dstY1 - dstY0); struct gl_texture_object *texObj; GLuint srcLevel; - GLint baseLevelSave; - GLint maxLevelSave; GLenum target; - GLuint sampler, samplerSave = - ctx->Texture.Unit[ctx->Texture.CurrentUnit].Sampler ? - ctx->Texture.Unit[ctx->Texture.CurrentUnit].Sampler->Name : 0; - GLuint tempTex = 0; struct gl_renderbuffer *rb = readAtt->Renderbuffer; struct temp_texture *meta_temp_texture; @@ -380,6 +375,8 @@ blitframebuffer_texture(struct gl_context *ctx, filter = GL_LINEAR; } + _mesa_meta_fb_tex_blit_begin(ctx, &fb_tex_blit); + if (readAtt->Texture && (readAtt->Texture->Target == GL_TEXTURE_2D || readAtt->Texture->Target == GL_TEXTURE_RECTANGLE || @@ -392,8 +389,8 @@ blitframebuffer_texture(struct gl_context *ctx, texObj = readAtt->Texture; target = texObj->Target; } else if (!readAtt->Texture && ctx->Driver.BindRenderbufferTexImage) { - if (!_mesa_meta_bind_rb_as_tex_image(ctx, rb, - &tempTex, &texObj, &target)) + if (!_mesa_meta_bind_rb_as_tex_image(ctx, rb, &fb_tex_blit.tempTex, + &texObj, &target)) return false; srcLevel = 0; @@ -442,8 +439,8 @@ blitframebuffer_texture(struct gl_context *ctx, srcY1 = srcH; } - baseLevelSave = texObj->BaseLevel; - maxLevelSave = texObj->MaxLevel; + fb_tex_blit.baseLevelSave = texObj->BaseLevel; + fb_tex_blit.maxLevelSave = texObj->MaxLevel; if (glsl_version) { setup_glsl_blit_framebuffer(ctx, blit, rb, target); @@ -460,7 +457,8 @@ blitframebuffer_texture(struct gl_context *ctx, printf(" srcTex %p dstText %p\n", texObj, drawAtt->Texture); */ - sampler = _mesa_meta_setup_sampler(ctx, texObj, target, filter, srcLevel); + fb_tex_blit.sampler = _mesa_meta_setup_sampler(ctx, texObj, target, filter, + srcLevel); /* Always do our blits with no net sRGB decode or encode. * @@ -481,11 +479,12 @@ blitframebuffer_texture(struct gl_context *ctx, if (ctx->Extensions.EXT_texture_sRGB_decode) { if (_mesa_get_format_color_encoding(rb->Format) == GL_SRGB && ctx->DrawBuffer->Visual.sRGBCapable) { - _mesa_SamplerParameteri(sampler, GL_TEXTURE_SRGB_DECODE_EXT, - GL_DECODE_EXT); + _mesa_SamplerParameteri(fb_tex_blit.sampler, + GL_TEXTURE_SRGB_DECODE_EXT, GL_DECODE_EXT); _mesa_set_framebuffer_srgb(ctx, GL_TRUE); } else { - _mesa_SamplerParameteri(sampler, GL_TEXTURE_SRGB_DECODE_EXT, + _mesa_SamplerParameteri(fb_tex_blit.sampler, + GL_TEXTURE_SRGB_DECODE_EXT, GL_SKIP_DECODE_EXT); /* set_framebuffer_srgb was set by _mesa_meta_begin(). */ } @@ -552,21 +551,37 @@ blitframebuffer_texture(struct gl_context *ctx, _mesa_DepthFunc(GL_ALWAYS); _mesa_DrawArrays(GL_TRIANGLE_FAN, 0, 4); + _mesa_meta_fb_tex_blit_end(ctx, target, &fb_tex_blit); + + return true; +} + +void +_mesa_meta_fb_tex_blit_begin(const struct gl_context *ctx, + struct fb_tex_blit_state *blit) +{ + blit->samplerSave = + ctx->Texture.Unit[ctx->Texture.CurrentUnit].Sampler ? + ctx->Texture.Unit[ctx->Texture.CurrentUnit].Sampler->Name : 0; + blit->tempTex = 0; +} +void +_mesa_meta_fb_tex_blit_end(const struct gl_context *ctx, GLenum target, + struct fb_tex_blit_state *blit) +{ /* Restore texture object state, the texture binding will * be restored by _mesa_meta_end(). */ if (target != GL_TEXTURE_RECTANGLE_ARB) { - _mesa_TexParameteri(target, GL_TEXTURE_BASE_LEVEL, baseLevelSave); - _mesa_TexParameteri(target, GL_TEXTURE_MAX_LEVEL, maxLevelSave); + _mesa_TexParameteri(target, GL_TEXTURE_BASE_LEVEL, blit->baseLevelSave); + _mesa_TexParameteri(target, GL_TEXTURE_MAX_LEVEL, blit->maxLevelSave); } - _mesa_BindSampler(ctx->Texture.CurrentUnit, samplerSave); - _mesa_DeleteSamplers(1, &sampler); - if (tempTex) - _mesa_DeleteTextures(1, &tempTex); - - return true; + _mesa_BindSampler(ctx->Texture.CurrentUnit, blit->samplerSave); + _mesa_DeleteSamplers(1, &blit->sampler); + if (blit->tempTex) + _mesa_DeleteTextures(1, &blit->tempTex); } GLboolean -- cgit v1.2.3