From 58982f8af1496c4860fb7bf3e815977ed4a753ff Mon Sep 17 00:00:00 2001 From: Maciej Cencora Date: Fri, 5 Jun 2009 17:58:04 +0200 Subject: r300: vertex array stride = 0 means that data are tightly packed in the array --- src/mesa/drivers/dri/r300/r300_draw.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) (limited to 'src/mesa/drivers/dri/r300/r300_draw.c') diff --git a/src/mesa/drivers/dri/r300/r300_draw.c b/src/mesa/drivers/dri/r300/r300_draw.c index c9588fbb21..684b1d0ef8 100644 --- a/src/mesa/drivers/dri/r300/r300_draw.c +++ b/src/mesa/drivers/dri/r300/r300_draw.c @@ -123,7 +123,7 @@ static int getTypeSize(GLenum type) *dst_ptr++ = MACRO(*in); \ in++; \ } \ - src_ptr += input->StrideB; \ + src_ptr += stride; \ } \ } else { \ for (i = 0; i < count; i++) { \ @@ -132,7 +132,7 @@ static int getTypeSize(GLenum type) *dst_ptr++ = (GLfloat)(*in); \ in++; \ } \ - src_ptr += input->StrideB; \ + src_ptr += stride; \ } \ } \ } while (0) @@ -144,6 +144,7 @@ static void r300TranslateAttrib(GLcontext *ctx, GLuint attr, int count, const st struct vertex_attribute r300_attr; const void *src_ptr; GLenum type; + GLuint stride; if (input->BufferObj->Name) { if (!input->BufferObj->Pointer) { @@ -157,10 +158,12 @@ static void r300TranslateAttrib(GLcontext *ctx, GLuint attr, int count, const st } else src_ptr = input->Ptr; - if (input->Type == GL_DOUBLE || input->Type == GL_UNSIGNED_INT || input->Type == GL_INT || input->StrideB < 4){ + stride = (input->StrideB == 0) ? getTypeSize(input->Type) * input->Size : input->StrideB; + + if (input->Type == GL_DOUBLE || input->Type == GL_UNSIGNED_INT || input->Type == GL_INT || stride < 4){ if (RADEON_DEBUG & DEBUG_FALLBACKS) { fprintf(stderr, "%s: Converting vertex attributes, attribute data format %x,", __FUNCTION__, input->Type); - fprintf(stderr, "stride %d, components %d\n", input->StrideB, input->Size); + fprintf(stderr, "stride %d, components %d\n", stride, input->Size); } GLfloat *dst_ptr, *tmp; @@ -203,7 +206,7 @@ static void r300TranslateAttrib(GLcontext *ctx, GLuint attr, int count, const st type = input->Type; r300_attr.free_needed = GL_FALSE; r300_attr.data = (GLvoid *)src_ptr; - r300_attr.stride = input->StrideB; + r300_attr.stride = stride; r300_attr.dwords = (getTypeSize(type) * input->Size + 3)/ 4; } -- cgit v1.2.3