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-rw-r--r--src/mesa/drivers/dri/i965/brw_draw_upload.c20
-rw-r--r--src/mesa/drivers/dri/intel/intel_context.c1
-rw-r--r--src/mesa/main/arrayobj.c108
-rw-r--r--src/mesa/main/extensions.c2
-rw-r--r--src/mesa/main/mtypes.h2
-rw-r--r--src/mesa/main/varray.c86
-rw-r--r--src/mesa/tnl/t_draw.c31
7 files changed, 154 insertions, 96 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_draw_upload.c b/src/mesa/drivers/dri/i965/brw_draw_upload.c
index 73d6dea01ee..f89c0c2ba48 100644
--- a/src/mesa/drivers/dri/i965/brw_draw_upload.c
+++ b/src/mesa/drivers/dri/i965/brw_draw_upload.c
@@ -156,7 +156,13 @@ static GLuint byte_types_scale[5] = {
};
-static GLuint get_surface_type( GLenum type, GLuint size, GLboolean normalized )
+/**
+ * Given vertex array type/size/format/normalized info, return
+ * the appopriate hardware surface type.
+ * Format will be GL_RGBA or possibly GL_BGRA for GLubyte[4] color arrays.
+ */
+static GLuint get_surface_type( GLenum type, GLuint size,
+ GLenum format, GLboolean normalized )
{
if (INTEL_DEBUG & DEBUG_VERTS)
_mesa_printf("type %s size %d normalized %d\n",
@@ -171,11 +177,20 @@ static GLuint get_surface_type( GLenum type, GLuint size, GLboolean normalized )
case GL_BYTE: return byte_types_norm[size];
case GL_UNSIGNED_INT: return uint_types_norm[size];
case GL_UNSIGNED_SHORT: return ushort_types_norm[size];
- case GL_UNSIGNED_BYTE: return ubyte_types_norm[size];
+ case GL_UNSIGNED_BYTE:
+ if (format == GL_BGRA) {
+ /* See GL_EXT_vertex_array_bgra */
+ assert(size == 4);
+ return BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
+ }
+ else {
+ return ubyte_types_norm[size];
+ }
default: assert(0); return 0;
}
}
else {
+ assert(format == GL_RGBA); /* sanity check */
switch (type) {
case GL_DOUBLE: return double_types[size];
case GL_FLOAT: return float_types[size];
@@ -484,6 +499,7 @@ static void brw_emit_vertices(struct brw_context *brw)
struct brw_vertex_element *input = enabled[i];
uint32_t format = get_surface_type(input->glarray->Type,
input->glarray->Size,
+ input->glarray->Format,
input->glarray->Normalized);
uint32_t comp0 = BRW_VE1_COMPONENT_STORE_SRC;
uint32_t comp1 = BRW_VE1_COMPONENT_STORE_SRC;
diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c
index e080594ee42..a68e2176471 100644
--- a/src/mesa/drivers/dri/intel/intel_context.c
+++ b/src/mesa/drivers/dri/intel/intel_context.c
@@ -416,6 +416,7 @@ static const struct dri_extension brw_extensions[] = {
{ "GL_EXT_shadow_funcs", NULL },
{ "GL_EXT_stencil_two_side", GL_EXT_stencil_two_side_functions },
{ "GL_EXT_texture_sRGB", NULL },
+ { "GL_EXT_vertex_array_bgra", NULL },
{ "GL_ATI_separate_stencil", GL_ATI_separate_stencil_functions },
{ "GL_ATI_texture_env_combine3", NULL },
{ NULL, NULL }
diff --git a/src/mesa/main/arrayobj.c b/src/mesa/main/arrayobj.c
index f3f482f8c87..b04095fd16b 100644
--- a/src/mesa/main/arrayobj.c
+++ b/src/mesa/main/arrayobj.c
@@ -98,6 +98,28 @@ _mesa_delete_array_object( GLcontext *ctx, struct gl_array_object *obj )
}
+static void
+init_array(GLcontext *ctx,
+ struct gl_client_array *array, GLint size, GLint type)
+{
+ array->Size = size;
+ array->Type = type;
+ array->Format = GL_RGBA; /* only significant for GL_EXT_vertex_array_bgra */
+ array->Stride = 0;
+ array->StrideB = 0;
+ array->Ptr = NULL;
+ array->Enabled = GL_FALSE;
+ array->Normalized = GL_FALSE;
+#if FEATURE_ARB_vertex_buffer_object
+ /* Vertex array buffers */
+ array->BufferObj = ctx->Array.NullBufferObj;
+#endif
+}
+
+
+/**
+ * Initialize a gl_array_object's arrays.
+ */
void
_mesa_initialize_array_object( GLcontext *ctx,
struct gl_array_object *obj,
@@ -107,87 +129,23 @@ _mesa_initialize_array_object( GLcontext *ctx,
obj->Name = name;
- /* Vertex arrays */
- obj->Vertex.Size = 4;
- obj->Vertex.Type = GL_FLOAT;
- obj->Vertex.Stride = 0;
- obj->Vertex.StrideB = 0;
- obj->Vertex.Ptr = NULL;
- obj->Vertex.Enabled = GL_FALSE;
- obj->Normal.Type = GL_FLOAT;
- obj->Normal.Stride = 0;
- obj->Normal.StrideB = 0;
- obj->Normal.Ptr = NULL;
- obj->Normal.Enabled = GL_FALSE;
- obj->Color.Size = 4;
- obj->Color.Type = GL_FLOAT;
- obj->Color.Stride = 0;
- obj->Color.StrideB = 0;
- obj->Color.Ptr = NULL;
- obj->Color.Enabled = GL_FALSE;
- obj->SecondaryColor.Size = 4;
- obj->SecondaryColor.Type = GL_FLOAT;
- obj->SecondaryColor.Stride = 0;
- obj->SecondaryColor.StrideB = 0;
- obj->SecondaryColor.Ptr = NULL;
- obj->SecondaryColor.Enabled = GL_FALSE;
- obj->FogCoord.Size = 1;
- obj->FogCoord.Type = GL_FLOAT;
- obj->FogCoord.Stride = 0;
- obj->FogCoord.StrideB = 0;
- obj->FogCoord.Ptr = NULL;
- obj->FogCoord.Enabled = GL_FALSE;
- obj->Index.Type = GL_FLOAT;
- obj->Index.Stride = 0;
- obj->Index.StrideB = 0;
- obj->Index.Ptr = NULL;
- obj->Index.Enabled = GL_FALSE;
+ /* Init the individual arrays */
+ init_array(ctx, &obj->Vertex, 4, GL_FLOAT);
+ init_array(ctx, &obj->Normal, 3, GL_FLOAT);
+ init_array(ctx, &obj->Color, 4, GL_FLOAT);
+ init_array(ctx, &obj->SecondaryColor, 4, GL_FLOAT);
+ init_array(ctx, &obj->FogCoord, 1, GL_FLOAT);
+ init_array(ctx, &obj->Index, 1, GL_FLOAT);
for (i = 0; i < MAX_TEXTURE_COORD_UNITS; i++) {
- obj->TexCoord[i].Size = 4;
- obj->TexCoord[i].Type = GL_FLOAT;
- obj->TexCoord[i].Stride = 0;
- obj->TexCoord[i].StrideB = 0;
- obj->TexCoord[i].Ptr = NULL;
- obj->TexCoord[i].Enabled = GL_FALSE;
+ init_array(ctx, &obj->TexCoord[i], 4, GL_FLOAT);
}
- obj->EdgeFlag.Stride = 0;
- obj->EdgeFlag.StrideB = 0;
- obj->EdgeFlag.Ptr = NULL;
- obj->EdgeFlag.Enabled = GL_FALSE;
+ init_array(ctx, &obj->EdgeFlag, 1, GL_BOOL);
for (i = 0; i < VERT_ATTRIB_MAX; i++) {
- obj->VertexAttrib[i].Size = 4;
- obj->VertexAttrib[i].Type = GL_FLOAT;
- obj->VertexAttrib[i].Stride = 0;
- obj->VertexAttrib[i].StrideB = 0;
- obj->VertexAttrib[i].Ptr = NULL;
- obj->VertexAttrib[i].Enabled = GL_FALSE;
- obj->VertexAttrib[i].Normalized = GL_FALSE;
+ init_array(ctx, &obj->VertexAttrib[i], 4, GL_FLOAT);
}
#if FEATURE_point_size_array
- obj->PointSize.Type = GL_FLOAT;
- obj->PointSize.Stride = 0;
- obj->PointSize.StrideB = 0;
- obj->PointSize.Ptr = NULL;
- obj->PointSize.Enabled = GL_FALSE;
- obj->PointSize.BufferObj = ctx->Array.NullBufferObj;
-#endif
-
-#if FEATURE_ARB_vertex_buffer_object
- /* Vertex array buffers */
- obj->Vertex.BufferObj = ctx->Array.NullBufferObj;
- obj->Normal.BufferObj = ctx->Array.NullBufferObj;
- obj->Color.BufferObj = ctx->Array.NullBufferObj;
- obj->SecondaryColor.BufferObj = ctx->Array.NullBufferObj;
- obj->FogCoord.BufferObj = ctx->Array.NullBufferObj;
- obj->Index.BufferObj = ctx->Array.NullBufferObj;
- for (i = 0; i < MAX_TEXTURE_COORD_UNITS; i++) {
- obj->TexCoord[i].BufferObj = ctx->Array.NullBufferObj;
- }
- obj->EdgeFlag.BufferObj = ctx->Array.NullBufferObj;
- for (i = 0; i < VERT_ATTRIB_MAX; i++) {
- obj->VertexAttrib[i].BufferObj = ctx->Array.NullBufferObj;
- }
+ init_array(ctx, &obj->PointSize, 1, GL_FLOAT);
#endif
}
diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c
index 738fda34ddb..43c9d4a7885 100644
--- a/src/mesa/main/extensions.c
+++ b/src/mesa/main/extensions.c
@@ -129,6 +129,7 @@ static const struct {
{ OFF, "GL_EXT_texture_sRGB", F(EXT_texture_sRGB) },
{ OFF, "GL_EXT_timer_query", F(EXT_timer_query) },
{ ON, "GL_EXT_vertex_array", F(EXT_vertex_array) },
+ { OFF, "GL_EXT_vertex_array_bgra", F(EXT_vertex_array_bgra) },
{ OFF, "GL_EXT_vertex_array_set", F(EXT_vertex_array_set) },
{ OFF, "GL_3DFX_texture_compression_FXT1", F(TDFX_texture_compression_FXT1) },
{ OFF, "GL_APPLE_client_storage", F(APPLE_client_storage) },
@@ -271,6 +272,7 @@ _mesa_enable_sw_extensions(GLcontext *ctx)
#if FEATURE_EXT_texture_sRGB
ctx->Extensions.EXT_texture_sRGB = GL_TRUE;
#endif
+ ctx->Extensions.EXT_vertex_array_bgra = GL_TRUE;
ctx->Extensions.IBM_multimode_draw_arrays = GL_TRUE;
ctx->Extensions.MESA_pack_invert = GL_TRUE;
#if FEATURE_MESA_program_debug
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 088d45b1566..39c988f3c8f 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -1675,6 +1675,7 @@ struct gl_client_array
{
GLint Size; /**< components per element (1,2,3,4) */
GLenum Type; /**< datatype: GL_FLOAT, GL_INT, etc */
+ GLenum Format; /**< default: GL_RGBA, but may be GL_BGRA */
GLsizei Stride; /**< user-specified stride */
GLsizei StrideB; /**< actual stride in bytes */
const GLubyte *Ptr; /**< Points to array data */
@@ -2625,6 +2626,7 @@ struct gl_extensions
GLboolean EXT_texture_sRGB;
GLboolean EXT_timer_query;
GLboolean EXT_vertex_array;
+ GLboolean EXT_vertex_array_bgra;
GLboolean EXT_vertex_array_set;
/* vendor extensions */
GLboolean APPLE_client_storage;
diff --git a/src/mesa/main/varray.c b/src/mesa/main/varray.c
index 9d9b28b5189..106252e4609 100644
--- a/src/mesa/main/varray.c
+++ b/src/mesa/main/varray.c
@@ -52,11 +52,13 @@
static void
update_array(GLcontext *ctx, struct gl_client_array *array,
GLbitfield dirtyBit, GLsizei elementSize,
- GLint size, GLenum type,
+ GLint size, GLenum type, GLenum format,
GLsizei stride, GLboolean normalized, const GLvoid *ptr)
{
+ ASSERT(format == GL_RGBA || format == GL_BGRA);
array->Size = size;
array->Type = type;
+ array->Format = format;
array->Stride = stride;
array->StrideB = stride ? stride : elementSize;
array->Normalized = normalized;
@@ -132,7 +134,7 @@ _mesa_VertexPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr)
}
update_array(ctx, &ctx->Array.ArrayObj->Vertex, _NEW_ARRAY_VERTEX,
- elementSize, size, type, stride, GL_FALSE, ptr);
+ elementSize, size, type, GL_RGBA, stride, GL_FALSE, ptr);
if (ctx->Driver.VertexPointer)
ctx->Driver.VertexPointer( ctx, size, type, stride, ptr );
@@ -182,7 +184,7 @@ _mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr )
}
update_array(ctx, &ctx->Array.ArrayObj->Normal, _NEW_ARRAY_NORMAL,
- elementSize, 3, type, stride, GL_TRUE, ptr);
+ elementSize, 3, type, GL_RGBA, stride, GL_TRUE, ptr);
if (ctx->Driver.NormalPointer)
ctx->Driver.NormalPointer( ctx, type, stride, ptr );
@@ -193,12 +195,15 @@ void GLAPIENTRY
_mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr)
{
GLsizei elementSize;
+ GLenum format;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (size < 3 || size > 4) {
- _mesa_error( ctx, GL_INVALID_VALUE, "glColorPointer(size)" );
- return;
+ if (!ctx->Extensions.EXT_vertex_array_bgra || size != GL_BGRA) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glColorPointer(size)");
+ return;
+ }
}
if (stride < 0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glColorPointer(stride)" );
@@ -209,6 +214,18 @@ _mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr)
_mesa_debug(ctx, "glColorPointer( sz %d type %s stride %d )\n", size,
_mesa_lookup_enum_by_nr( type ), stride);
+ if (size == GL_BGRA) {
+ if (type != GL_UNSIGNED_BYTE) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glColorPointer(GL_BGRA/GLubyte)");
+ return;
+ }
+ format = GL_BGRA;
+ size = 4;
+ }
+ else {
+ format = GL_RGBA;
+ }
+
switch (type) {
case GL_BYTE:
elementSize = size * sizeof(GLbyte);
@@ -245,7 +262,7 @@ _mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr)
}
update_array(ctx, &ctx->Array.ArrayObj->Color, _NEW_ARRAY_COLOR0,
- elementSize, size, type, stride, GL_TRUE, ptr);
+ elementSize, size, type, format, stride, GL_TRUE, ptr);
if (ctx->Driver.ColorPointer)
ctx->Driver.ColorPointer( ctx, size, type, stride, ptr );
@@ -277,7 +294,7 @@ _mesa_FogCoordPointerEXT(GLenum type, GLsizei stride, const GLvoid *ptr)
}
update_array(ctx, &ctx->Array.ArrayObj->FogCoord, _NEW_ARRAY_FOGCOORD,
- elementSize, 1, type, stride, GL_FALSE, ptr);
+ elementSize, 1, type, GL_RGBA, stride, GL_FALSE, ptr);
if (ctx->Driver.FogCoordPointer)
ctx->Driver.FogCoordPointer( ctx, type, stride, ptr );
@@ -318,7 +335,7 @@ _mesa_IndexPointer(GLenum type, GLsizei stride, const GLvoid *ptr)
}
update_array(ctx, &ctx->Array.ArrayObj->Index, _NEW_ARRAY_INDEX,
- elementSize, 1, type, stride, GL_FALSE, ptr);
+ elementSize, 1, type, GL_RGBA, stride, GL_FALSE, ptr);
if (ctx->Driver.IndexPointer)
ctx->Driver.IndexPointer( ctx, type, stride, ptr );
@@ -330,12 +347,15 @@ _mesa_SecondaryColorPointerEXT(GLint size, GLenum type,
GLsizei stride, const GLvoid *ptr)
{
GLsizei elementSize;
+ GLenum format;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (size != 3 && size != 4) {
- _mesa_error( ctx, GL_INVALID_VALUE, "glSecondaryColorPointer(size)" );
- return;
+ if (!ctx->Extensions.EXT_vertex_array_bgra || size != GL_BGRA) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glSecondaryColorPointer(size)");
+ return;
+ }
}
if (stride < 0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glSecondaryColorPointer(stride)" );
@@ -346,6 +366,18 @@ _mesa_SecondaryColorPointerEXT(GLint size, GLenum type,
_mesa_debug(ctx, "glSecondaryColorPointer( sz %d type %s stride %d )\n",
size, _mesa_lookup_enum_by_nr( type ), stride);
+ if (size == GL_BGRA) {
+ if (type != GL_UNSIGNED_BYTE) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glColorPointer(GL_BGRA/GLubyte)");
+ return;
+ }
+ format = GL_BGRA;
+ size = 4;
+ }
+ else {
+ format = GL_RGBA;
+ }
+
switch (type) {
case GL_BYTE:
elementSize = size * sizeof(GLbyte);
@@ -377,7 +409,7 @@ _mesa_SecondaryColorPointerEXT(GLint size, GLenum type,
}
update_array(ctx, &ctx->Array.ArrayObj->SecondaryColor, _NEW_ARRAY_COLOR1,
- elementSize, size, type, stride, GL_TRUE, ptr);
+ elementSize, size, type, format, stride, GL_TRUE, ptr);
if (ctx->Driver.SecondaryColorPointer)
ctx->Driver.SecondaryColorPointer( ctx, size, type, stride, ptr );
@@ -437,7 +469,7 @@ _mesa_TexCoordPointer(GLint size, GLenum type, GLsizei stride,
update_array(ctx, &ctx->Array.ArrayObj->TexCoord[unit],
_NEW_ARRAY_TEXCOORD(unit),
- elementSize, size, type, stride, GL_FALSE, ptr);
+ elementSize, size, type, GL_RGBA, stride, GL_FALSE, ptr);
if (ctx->Driver.TexCoordPointer)
ctx->Driver.TexCoordPointer( ctx, size, type, stride, ptr );
@@ -456,7 +488,8 @@ _mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr)
}
update_array(ctx, &ctx->Array.ArrayObj->EdgeFlag, _NEW_ARRAY_EDGEFLAG,
- sizeof(GLboolean), 1, GL_UNSIGNED_BYTE, stride, GL_FALSE, ptr);
+ sizeof(GLboolean), 1, GL_UNSIGNED_BYTE, GL_RGBA,
+ stride, GL_FALSE, ptr);
if (ctx->Driver.EdgeFlagPointer)
ctx->Driver.EdgeFlagPointer( ctx, stride, ptr );
@@ -490,7 +523,7 @@ _mesa_PointSizePointer(GLenum type, GLsizei stride, const GLvoid *ptr)
}
update_array(ctx, &ctx->Array.ArrayObj->PointSize, _NEW_ARRAY_POINT_SIZE,
- elementSize, 1, type, stride, GL_FALSE, ptr);
+ elementSize, 1, type, GL_RGBA, stride, GL_FALSE, ptr);
}
@@ -546,7 +579,7 @@ _mesa_VertexAttribPointerNV(GLuint index, GLint size, GLenum type,
update_array(ctx, &ctx->Array.ArrayObj->VertexAttrib[index],
_NEW_ARRAY_ATTRIB(index),
- elementSize, size, type, stride, normalized, ptr);
+ elementSize, size, type, GL_RGBA, stride, normalized, ptr);
if (ctx->Driver.VertexAttribPointer)
ctx->Driver.VertexAttribPointer( ctx, index, size, type, stride, ptr );
@@ -561,6 +594,7 @@ _mesa_VertexAttribPointerARB(GLuint index, GLint size, GLenum type,
GLsizei stride, const GLvoid *ptr)
{
GLsizei elementSize;
+ GLenum format;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
@@ -570,8 +604,10 @@ _mesa_VertexAttribPointerARB(GLuint index, GLint size, GLenum type,
}
if (size < 1 || size > 4) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerARB(size)");
- return;
+ if (!ctx->Extensions.EXT_vertex_array_bgra || size != GL_BGRA) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerARB(size)");
+ return;
+ }
}
if (stride < 0) {
@@ -579,6 +615,20 @@ _mesa_VertexAttribPointerARB(GLuint index, GLint size, GLenum type,
return;
}
+ if (size == GL_BGRA) {
+ if (type != GL_UNSIGNED_BYTE) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glVertexAttribPointerARB(GL_BGRA/type)");
+ return;
+ }
+ format = GL_BGRA;
+ size = 4;
+ normalized = GL_TRUE;
+ }
+ else {
+ format = GL_RGBA;
+ }
+
/* check for valid 'type' and compute StrideB right away */
/* NOTE: more types are supported here than in the NV extension */
switch (type) {
@@ -618,7 +668,7 @@ _mesa_VertexAttribPointerARB(GLuint index, GLint size, GLenum type,
update_array(ctx, &ctx->Array.ArrayObj->VertexAttrib[index],
_NEW_ARRAY_ATTRIB(index),
- elementSize, size, type, stride, normalized, ptr);
+ elementSize, size, type, GL_RGBA, stride, normalized, ptr);
if (ctx->Driver.VertexAttribPointer)
ctx->Driver.VertexAttribPointer(ctx, index, size, type, stride, ptr);
diff --git a/src/mesa/tnl/t_draw.c b/src/mesa/tnl/t_draw.c
index fd647c1f4ab..2ec65d53233 100644
--- a/src/mesa/tnl/t_draw.c
+++ b/src/mesa/tnl/t_draw.c
@@ -88,6 +88,29 @@ static void free_space(GLcontext *ctx)
} while (0)
+/**
+ * Convert array of BGRA/GLubyte[4] values to RGBA/float[4]
+ * \param ptr input/ubyte array
+ * \param fptr output/float array
+ */
+static void
+convert_bgra_to_float(const struct gl_client_array *input,
+ const GLubyte *ptr, GLfloat *fptr,
+ GLuint count )
+{
+ GLuint i;
+ assert(input->Normalized);
+ assert(input->Size == 4);
+ for (i = 0; i < count; i++) {
+ const GLubyte *in = (GLubyte *) ptr; /* in is in BGRA order */
+ *fptr++ = UBYTE_TO_FLOAT(in[2]); /* red */
+ *fptr++ = UBYTE_TO_FLOAT(in[1]); /* green */
+ *fptr++ = UBYTE_TO_FLOAT(in[0]); /* blue */
+ *fptr++ = UBYTE_TO_FLOAT(in[3]); /* alpha */
+ ptr += input->StrideB;
+ }
+}
+
/* Adjust pointer to point at first requested element, convert to
* floating point, populate VB->AttribPtr[].
@@ -112,7 +135,13 @@ static void _tnl_import_array( GLcontext *ctx,
CONVERT(GLbyte, BYTE_TO_FLOAT);
break;
case GL_UNSIGNED_BYTE:
- CONVERT(GLubyte, UBYTE_TO_FLOAT);
+ if (input->Format == GL_BGRA) {
+ /* See GL_EXT_vertex_array_bgra */
+ convert_bgra_to_float(input, ptr, fptr, count);
+ }
+ else {
+ CONVERT(GLubyte, UBYTE_TO_FLOAT);
+ }
break;
case GL_SHORT:
CONVERT(GLshort, SHORT_TO_FLOAT);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 11:17:45 +0000