dri/drivers: update driNewRenderbuffer() to take a gl_format

Now pass a specific MESA_FORMAT_x token to indicate the renderbuffer's
format.  This is better than passing a GLenum and having to guess the
specific format.

I'm unable to test all the drivers, but any issues should be easy to fix.

2 files changed, 10 insertions, 12 deletions

diff --git a/src/mesa/drivers/dri/mach64/mach64_screen.c b/src/mesa/drivers/dri/mach64/mach64_screen.c
index 6440027ca4..a7222ec960 100644
--- a/src/mesa/drivers/dri/mach64/mach64_screen.c
+++ b/src/mesa/drivers/dri/mach64/mach64_screen.c
@@ -316,7 +316,7 @@ mach64CreateBuffer( __DRIscreenPrivate *driScrnPriv,
 
       {
          driRenderbuffer *frontRb
-            = driNewRenderbuffer(GL_RGBA,
+            = driNewRenderbuffer(MESA_FORMAT_ARGB8888,
                                  NULL,
                                  screen->cpp,
                                  screen->frontOffset, screen->frontPitch,
@@ -327,7 +327,7 @@ mach64CreateBuffer( __DRIscreenPrivate *driScrnPriv,
 
       if (mesaVis->doubleBufferMode) {
          driRenderbuffer *backRb
-            = driNewRenderbuffer(GL_RGBA,
+            = driNewRenderbuffer(MESA_FORMAT_ARGB8888,
                                  NULL,
                                  screen->cpp,
                                  screen->backOffset, screen->backPitch,
@@ -338,7 +338,7 @@ mach64CreateBuffer( __DRIscreenPrivate *driScrnPriv,
 
       if (mesaVis->depthBits == 16) {
          driRenderbuffer *depthRb
-            = driNewRenderbuffer(GL_DEPTH_COMPONENT16,
+            = driNewRenderbuffer(MESA_FORMAT_Z16,
                                  NULL, screen->cpp,
                                  screen->depthOffset, screen->depthPitch,
                                  driDrawPriv);
@@ -348,7 +348,7 @@ mach64CreateBuffer( __DRIscreenPrivate *driScrnPriv,
       else if (mesaVis->depthBits == 24) {
          /* XXX I don't think 24-bit Z is supported - so this isn't used */
          driRenderbuffer *depthRb
-            = driNewRenderbuffer(GL_DEPTH_COMPONENT24,
+            = driNewRenderbuffer(MESA_FORMAT_Z24_S8,
                                  NULL,
                                  screen->cpp,
                                  screen->depthOffset, screen->depthPitch,
diff --git a/src/mesa/drivers/dri/mach64/mach64_span.c b/src/mesa/drivers/dri/mach64/mach64_span.c
index 91d46ce32e..500319e0e3 100644
--- a/src/mesa/drivers/dri/mach64/mach64_span.c
+++ b/src/mesa/drivers/dri/mach64/mach64_span.c
@@ -157,15 +157,13 @@ void mach64DDInitSpanFuncs( GLcontext *ctx )
 void
 mach64SetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis)
 {
-   if (drb->Base.InternalFormat == GL_RGBA) {
-      if (vis->redBits == 5 && vis->greenBits == 6 && vis->blueBits == 5) {
-         mach64InitPointers_RGB565(&drb->Base);
-      }
-      else {
-         mach64InitPointers_ARGB8888(&drb->Base);
-      }
+   if (drb->Base.Format == MESA_FORMAT_RGB565) {
+      mach64InitPointers_RGB565(&drb->Base);
    }
-   else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) {
+   else if (drb->Base.Format == MESA_FORMAT_ARGB8888) {
+      mach64InitPointers_ARGB8888(&drb->Base);
+   }
+   else if (drb->Base.Format == MESA_FORMAT_Z16) {
       mach64InitDepthPointers_z16(&drb->Base);
    }
 }