diff options
Diffstat (limited to 'src/mesa/drivers/dri/r200/r200_state.c')
-rw-r--r-- | src/mesa/drivers/dri/r200/r200_state.c | 45 |
1 files changed, 33 insertions, 12 deletions
diff --git a/src/mesa/drivers/dri/r200/r200_state.c b/src/mesa/drivers/dri/r200/r200_state.c index 5eb61c8804..ca4dee8a5b 100644 --- a/src/mesa/drivers/dri/r200/r200_state.c +++ b/src/mesa/drivers/dri/r200/r200_state.c @@ -740,7 +740,8 @@ static void r200PolygonOffset( GLcontext *ctx, GLfloat factor, GLfloat units ) { r200ContextPtr rmesa = R200_CONTEXT(ctx); - float_ui32_type constant = { units * rmesa->radeon.state.depth.scale }; + const GLfloat depthScale = 1.0F / ctx->DrawBuffer->_DepthMaxF; + float_ui32_type constant = { units * depthScale }; float_ui32_type factoru = { factor }; /* factor *= 2; */ @@ -1610,13 +1611,24 @@ void r200UpdateWindow( GLcontext *ctx ) GLfloat xoffset = dPriv ? (GLfloat) dPriv->x : 0; GLfloat yoffset = dPriv ? (GLfloat) dPriv->y + dPriv->h : 0; const GLfloat *v = ctx->Viewport._WindowMap.m; + const GLboolean render_to_fbo = (ctx->DrawBuffer ? (ctx->DrawBuffer->Name != 0) : 0); + const GLfloat depthScale = 1.0F / ctx->DrawBuffer->_DepthMaxF; + GLfloat y_scale, y_bias; + + if (render_to_fbo) { + y_scale = 1.0; + y_bias = 0; + } else { + y_scale = -1.0; + y_bias = yoffset; + } float_ui32_type sx = { v[MAT_SX] }; float_ui32_type tx = { v[MAT_TX] + xoffset + SUBPIXEL_X }; - float_ui32_type sy = { - v[MAT_SY] }; - float_ui32_type ty = { (- v[MAT_TY]) + yoffset + SUBPIXEL_Y }; - float_ui32_type sz = { v[MAT_SZ] * rmesa->radeon.state.depth.scale }; - float_ui32_type tz = { v[MAT_TZ] * rmesa->radeon.state.depth.scale }; + float_ui32_type sy = { v[MAT_SY] * y_scale }; + float_ui32_type ty = { (v[MAT_TY] * y_scale) + y_bias + SUBPIXEL_Y }; + float_ui32_type sz = { v[MAT_SZ] * depthScale }; + float_ui32_type tz = { v[MAT_TZ] * depthScale }; R200_STATECHANGE( rmesa, vpt ); @@ -2004,15 +2016,24 @@ static void r200Enable( GLcontext *ctx, GLenum cap, GLboolean state ) break; case GL_STENCIL_TEST: - if ( rmesa->radeon.state.stencil.hwBuffer ) { - R200_STATECHANGE( rmesa, ctx ); - if ( state ) { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= R200_STENCIL_ENABLE; + { + GLboolean hw_stencil = GL_FALSE; + if (ctx->DrawBuffer) { + struct radeon_renderbuffer *rrbStencil + = radeon_get_renderbuffer(ctx->DrawBuffer, BUFFER_STENCIL); + hw_stencil = (rrbStencil && rrbStencil->bo); + } + + if (hw_stencil) { + R200_STATECHANGE( rmesa, ctx ); + if ( state ) { + rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= R200_STENCIL_ENABLE; + } else { + rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~R200_STENCIL_ENABLE; + } } else { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~R200_STENCIL_ENABLE; + FALLBACK( rmesa, R200_FALLBACK_STENCIL, state ); } - } else { - FALLBACK( rmesa, R200_FALLBACK_STENCIL, state ); } break; |