From: Eric Anholt Date: Mon, 3 Jan 2011 03:29:20 +0000 (-0800) Subject: intel: Use tri clears when we don't know how to blit clear the format. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=30fef21aa34667d332669f1445de74b49994eb0e;p=mesa.git intel: Use tri clears when we don't know how to blit clear the format. Bug #32207. Fixes ARB_texture_rg/fbo-clear-formats (see my fbo-clear-formats piglit branch currently) --- diff --git a/src/mesa/drivers/dri/intel/intel_blit.c b/src/mesa/drivers/dri/intel/intel_blit.c index 35d5fe3da9b..6232e479cb6 100644 --- a/src/mesa/drivers/dri/intel/intel_blit.c +++ b/src/mesa/drivers/dri/intel/intel_blit.c @@ -206,7 +206,7 @@ intelEmitCopyBlit(struct intel_context *intel, * which we're clearing with triangles. * \param mask bitmask of BUFFER_BIT_* values indicating buffers to clear */ -void +GLbitfield intelClearWithBlit(struct gl_context *ctx, GLbitfield mask) { struct intel_context *intel = intel_context(ctx); @@ -214,6 +214,7 @@ intelClearWithBlit(struct gl_context *ctx, GLbitfield mask) GLuint clear_depth; GLboolean all; GLint cx, cy, cw, ch; + GLbitfield fail_mask = 0; BATCH_LOCALS; /* @@ -236,7 +237,7 @@ intelClearWithBlit(struct gl_context *ctx, GLbitfield mask) ch = fb->_Ymax - fb->_Ymin; if (cw == 0 || ch == 0) - return; + return 0; GLuint buf; all = (cw == fb->Width && ch == fb->Height); @@ -332,9 +333,9 @@ intelClearWithBlit(struct gl_context *ctx, GLbitfield mask) clear[3], clear[3]); break; default: - _mesa_problem(ctx, "Unexpected renderbuffer format: %d\n", - irb->Base.Format); - clear_val = 0; + fail_mask |= bufBit; + mask &= ~bufBit; + continue; } } @@ -369,6 +370,8 @@ intelClearWithBlit(struct gl_context *ctx, GLbitfield mask) else mask &= ~bufBit; /* turn off bit, for faster loop exit */ } + + return fail_mask; } GLboolean diff --git a/src/mesa/drivers/dri/intel/intel_blit.h b/src/mesa/drivers/dri/intel/intel_blit.h index ff69e4f8f8f..88322c7b493 100644 --- a/src/mesa/drivers/dri/intel/intel_blit.h +++ b/src/mesa/drivers/dri/intel/intel_blit.h @@ -33,7 +33,7 @@ extern void intelCopyBuffer(const __DRIdrawable * dpriv, const drm_clip_rect_t * rect); -extern void intelClearWithBlit(struct gl_context * ctx, GLbitfield mask); +extern GLbitfield intelClearWithBlit(struct gl_context * ctx, GLbitfield mask); GLboolean intelEmitCopyBlit(struct intel_context *intel, diff --git a/src/mesa/drivers/dri/intel/intel_clear.c b/src/mesa/drivers/dri/intel/intel_clear.c index 6eef5313b29..84729111d58 100644 --- a/src/mesa/drivers/dri/intel/intel_clear.c +++ b/src/mesa/drivers/dri/intel/intel_clear.c @@ -180,7 +180,7 @@ intelClear(struct gl_context *ctx, GLbitfield mask) if (blit_mask) { debug_mask("blit", blit_mask); - intelClearWithBlit(ctx, blit_mask); + tri_mask |= intelClearWithBlit(ctx, blit_mask); } if (tri_mask) {