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Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_span.c')
-rw-r--r--src/mesa/drivers/dri/intel/intel_span.c74
1 files changed, 29 insertions, 45 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_span.c b/src/mesa/drivers/dri/intel/intel_span.c
index 1c128bbfdf0..1f41518535c 100644
--- a/src/mesa/drivers/dri/intel/intel_span.c
+++ b/src/mesa/drivers/dri/intel/intel_span.c
@@ -25,6 +25,7 @@
*
**************************************************************************/
+#include <stdbool.h>
#include "main/glheader.h"
#include "main/macros.h"
#include "main/mtypes.h"
@@ -359,6 +360,32 @@ intel_unmap_vertex_shader_textures(struct gl_context *ctx)
}
}
+typedef void (*span_init_func)(struct gl_renderbuffer *rb);
+
+static span_init_func intel_span_init_funcs[MESA_FORMAT_COUNT] =
+{
+ [MESA_FORMAT_A8] = intel_InitPointers_A8,
+ [MESA_FORMAT_RGB565] = intel_InitPointers_RGB565,
+ [MESA_FORMAT_ARGB4444] = intel_InitPointers_ARGB4444,
+ [MESA_FORMAT_ARGB1555] = intel_InitPointers_ARGB1555,
+ [MESA_FORMAT_XRGB8888] = intel_InitPointers_xRGB8888,
+ [MESA_FORMAT_ARGB8888] = intel_InitPointers_ARGB8888,
+ [MESA_FORMAT_SARGB8] = intel_InitPointers_ARGB8888,
+ [MESA_FORMAT_Z16] = intel_InitDepthPointers_z16,
+ [MESA_FORMAT_X8_Z24] = intel_InitDepthPointers_z24_s8,
+ [MESA_FORMAT_S8_Z24] = intel_InitDepthPointers_z24_s8,
+ [MESA_FORMAT_R8] = intel_InitPointers_R8,
+ [MESA_FORMAT_RG88] = intel_InitPointers_RG88,
+ [MESA_FORMAT_R16] = intel_InitPointers_R16,
+ [MESA_FORMAT_RG1616] = intel_InitPointers_RG1616,
+};
+
+bool
+intel_span_supports_format(gl_format format)
+{
+ return intel_span_init_funcs[format] != NULL;
+}
+
/**
* Plug in appropriate span read/write functions for the given renderbuffer.
* These are used for the software fallbacks.
@@ -369,49 +396,6 @@ intel_set_span_functions(struct intel_context *intel,
{
struct intel_renderbuffer *irb = (struct intel_renderbuffer *) rb;
- switch (irb->Base.Format) {
- case MESA_FORMAT_A8:
- intel_InitPointers_A8(rb);
- break;
- case MESA_FORMAT_RGB565:
- intel_InitPointers_RGB565(rb);
- break;
- case MESA_FORMAT_ARGB4444:
- intel_InitPointers_ARGB4444(rb);
- break;
- case MESA_FORMAT_ARGB1555:
- intel_InitPointers_ARGB1555(rb);
- break;
- case MESA_FORMAT_XRGB8888:
- intel_InitPointers_xRGB8888(rb);
- break;
- case MESA_FORMAT_ARGB8888:
- case MESA_FORMAT_SARGB8:
- intel_InitPointers_ARGB8888(rb);
- break;
- case MESA_FORMAT_Z16:
- intel_InitDepthPointers_z16(rb);
- break;
- case MESA_FORMAT_X8_Z24:
- case MESA_FORMAT_S8_Z24:
- intel_InitDepthPointers_z24_s8(rb);
- break;
- case MESA_FORMAT_R8:
- intel_InitPointers_R8(rb);
- break;
- case MESA_FORMAT_RG88:
- intel_InitPointers_RG88(rb);
- break;
- case MESA_FORMAT_R16:
- intel_InitPointers_R16(rb);
- break;
- case MESA_FORMAT_RG1616:
- intel_InitPointers_RG1616(rb);
- break;
- default:
- _mesa_problem(NULL,
- "Unexpected MesaFormat %d in intelSetSpanFunctions",
- irb->Base.Format);
- break;
- }
+ assert(intel_span_init_funcs[irb->Base.Format]);
+ intel_span_init_funcs[irb->Base.Format](rb);
}