diff options
Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_pixel_draw.c')
-rw-r--r-- | src/mesa/drivers/dri/intel/intel_pixel_draw.c | 53 |
1 files changed, 22 insertions, 31 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_pixel_draw.c b/src/mesa/drivers/dri/intel/intel_pixel_draw.c index d80069dd58..ddcc661e00 100644 --- a/src/mesa/drivers/dri/intel/intel_pixel_draw.c +++ b/src/mesa/drivers/dri/intel/intel_pixel_draw.c @@ -70,7 +70,6 @@ intel_texture_drawpixels(GLcontext * ctx, struct intel_context *intel = intel_context(ctx); GLuint texname; GLfloat vertices[4][4]; - GLfloat texcoords[4][2]; GLfloat z; GLint old_active_texture; GLenum internalFormat; @@ -177,22 +176,13 @@ intel_texture_drawpixels(GLcontext * ctx, vertices[3][2] = z; vertices[3][3] = 1.0; - texcoords[0][0] = 0.0; - texcoords[0][1] = 0.0; - texcoords[1][0] = 1.0; - texcoords[1][1] = 0.0; - texcoords[2][0] = 1.0; - texcoords[2][1] = 1.0; - texcoords[3][0] = 0.0; - texcoords[3][1] = 1.0; - _mesa_VertexPointer(4, GL_FLOAT, 4 * sizeof(GLfloat), &vertices); - _mesa_ClientActiveTextureARB(GL_TEXTURE0); - _mesa_TexCoordPointer(2, GL_FLOAT, 2 * sizeof(GLfloat), &texcoords); _mesa_Enable(GL_VERTEX_ARRAY); - _mesa_Enable(GL_TEXTURE_COORD_ARRAY); + intel_meta_set_default_texrect(intel); + _mesa_DrawArrays(GL_TRIANGLE_FAN, 0, 4); + intel_meta_restore_texcoords(intel); intel_meta_restore_transform(intel); _mesa_ActiveTextureARB(GL_TEXTURE0_ARB + old_active_texture); @@ -216,14 +206,14 @@ intel_stencil_drawpixels(GLcontext * ctx, struct intel_context *intel = intel_context(ctx); GLuint texname, rb_name, fb_name, old_fb_name; GLfloat vertices[4][2]; - GLfloat texcoords[4][2]; struct intel_renderbuffer *irb; struct intel_renderbuffer *depth_irb; struct gl_renderbuffer *rb; struct gl_pixelstore_attrib old_unpack; GLstencil *stencil_pixels; - int row; + int row, y1, y2; GLint old_active_texture; + GLboolean rendering_to_fbo = ctx->DrawBuffer->Name != 0; if (format != GL_STENCIL_INDEX) return GL_FALSE; @@ -360,31 +350,32 @@ intel_stencil_drawpixels(GLcontext * ctx, intel_meta_set_passthrough_transform(intel); + /* Since we're rendering to the framebuffer as if it was an FBO, + * if it's the window system we have to flip the coordinates. + */ + if (rendering_to_fbo) { + y1 = y; + y2 = y + height * ctx->Pixel.ZoomY; + } else { + y1 = irb->Base.Height - (y + height * ctx->Pixel.ZoomY); + y2 = irb->Base.Height - y; + } vertices[0][0] = x; - vertices[0][1] = y; + vertices[0][1] = y1; vertices[1][0] = x + width * ctx->Pixel.ZoomX; - vertices[1][1] = y; + vertices[1][1] = y1; vertices[2][0] = x + width * ctx->Pixel.ZoomX; - vertices[2][1] = y + height * ctx->Pixel.ZoomY; + vertices[2][1] = y2; vertices[3][0] = x; - vertices[3][1] = y + height * ctx->Pixel.ZoomY; - - texcoords[0][0] = 0.0; - texcoords[0][1] = 0.0; - texcoords[1][0] = 1.0; - texcoords[1][1] = 0.0; - texcoords[2][0] = 1.0; - texcoords[2][1] = 1.0; - texcoords[3][0] = 0.0; - texcoords[3][1] = 1.0; + vertices[3][1] = y2; _mesa_VertexPointer(2, GL_FLOAT, 2 * sizeof(GLfloat), &vertices); - _mesa_ClientActiveTextureARB(GL_TEXTURE0); - _mesa_TexCoordPointer(2, GL_FLOAT, 2 * sizeof(GLfloat), &texcoords); _mesa_Enable(GL_VERTEX_ARRAY); - _mesa_Enable(GL_TEXTURE_COORD_ARRAY); + intel_meta_set_default_texrect(intel); + _mesa_DrawArrays(GL_TRIANGLE_FAN, 0, 4); + intel_meta_restore_texcoords(intel); intel_meta_restore_transform(intel); _mesa_ActiveTextureARB(GL_TEXTURE0_ARB + old_active_texture); |