From: Francisco Jerez <currojerez@riseup.net>
Date: Sun, 31 Oct 2010 21:07:26 +0000 (+0100)
Subject: dri/nouveau: Validate the framebuffer state on read buffer changes.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4a282629c28864b977a86cf5c314bf2fafdff3bf;p=mesa.git

dri/nouveau: Validate the framebuffer state on read buffer changes.
---

diff --git a/src/mesa/drivers/dri/nouveau/nouveau_state.c b/src/mesa/drivers/dri/nouveau/nouveau_state.c
index 7b7ddd2f54d..1579d29efc2 100644
--- a/src/mesa/drivers/dri/nouveau/nouveau_state.c
+++ b/src/mesa/drivers/dri/nouveau/nouveau_state.c
@@ -112,6 +112,12 @@ nouveau_depth_range(struct gl_context *ctx, GLclampd nearval, GLclampd farval)
 	context_dirty(ctx, VIEWPORT);
 }
 
+static void
+nouveau_read_buffer(struct gl_context *ctx, GLenum buffer)
+{
+	nouveau_validate_framebuffer(ctx);
+}
+
 static void
 nouveau_draw_buffers(struct gl_context *ctx, GLsizei n, const GLenum *buffers)
 {
@@ -512,6 +518,7 @@ nouveau_state_init(struct gl_context *ctx)
 	ctx->Driver.DepthFunc = nouveau_depth_func;
 	ctx->Driver.DepthMask = nouveau_depth_mask;
 	ctx->Driver.DepthRange = nouveau_depth_range;
+	ctx->Driver.ReadBuffer = nouveau_read_buffer;
 	ctx->Driver.DrawBuffers = nouveau_draw_buffers;
 	ctx->Driver.Enable = nouveau_enable;
 	ctx->Driver.Fogfv = nouveau_fog;