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mesa/st: add support for 2101010 vertex format conversion. 

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2011-02-20 07:04:19 +10:00
parent 6cd2d55a7b
commit f154ac9cc2
2 changed files with 61 additions and 1 deletions
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35
src/mesa/state_tracker/st_draw.c
View File

@ -187,11 +187,44 @@ st_pipe_vertex_format(GLenum type, GLuint size, GLenum format,
GLboolean normalized)
{
assert((type >= GL_BYTE && type <= GL_DOUBLE) ||
type == GL_FIXED || type == GL_HALF_FLOAT);
type == GL_FIXED || type == GL_HALF_FLOAT ||
type == GL_INT_2_10_10_10_REV ||
type == GL_UNSIGNED_INT_2_10_10_10_REV);
assert(size >= 1);
assert(size <= 4);
assert(format == GL_RGBA || format == GL_BGRA);
if (type == GL_INT_2_10_10_10_REV ||
type == GL_UNSIGNED_INT_2_10_10_10_REV) {
assert(size == 4);
if (format == GL_BGRA) {
if (type == GL_INT_2_10_10_10_REV) {
if (normalized)
return PIPE_FORMAT_B10G10R10A2_SNORM;
else
return PIPE_FORMAT_B10G10R10A2_SSCALED;
} else {
if (normalized)
return PIPE_FORMAT_B10G10R10A2_UNORM;
else
return PIPE_FORMAT_B10G10R10A2_USCALED;
}
} else {
if (type == GL_INT_2_10_10_10_REV) {
if (normalized)
return PIPE_FORMAT_R10G10B10A2_SNORM;
else
return PIPE_FORMAT_R10G10B10A2_SSCALED;
} else {
if (normalized)
return PIPE_FORMAT_R10G10B10A2_UNORM;
else
return PIPE_FORMAT_R10G10B10A2_USCALED;
}
}
}
if (format == GL_BGRA) {
/* this is an odd-ball case */
assert(type == GL_UNSIGNED_BYTE);

27
src/mesa/state_tracker/st_extensions.c
View File

@ -535,6 +535,33 @@ void st_init_extensions(struct st_context *st)
ctx->Extensions.ARB_ES2_compatibility = GL_TRUE;
}
if (screen->is_format_supported(screen, PIPE_FORMAT_R10G10B10A2_UNORM,
PIPE_BUFFER, 0,
PIPE_BIND_VERTEX_BUFFER) &&
screen->is_format_supported(screen, PIPE_FORMAT_B10G10R10A2_UNORM,
PIPE_BUFFER, 0,
PIPE_BIND_VERTEX_BUFFER) &&
screen->is_format_supported(screen, PIPE_FORMAT_R10G10B10A2_SNORM,
PIPE_BUFFER, 0,
PIPE_BIND_VERTEX_BUFFER) &&
screen->is_format_supported(screen, PIPE_FORMAT_B10G10R10A2_SNORM,
PIPE_BUFFER, 0,
PIPE_BIND_VERTEX_BUFFER) &&
screen->is_format_supported(screen, PIPE_FORMAT_R10G10B10A2_USCALED,
PIPE_BUFFER, 0,
PIPE_BIND_VERTEX_BUFFER) &&
screen->is_format_supported(screen, PIPE_FORMAT_B10G10R10A2_USCALED,
PIPE_BUFFER, 0,
PIPE_BIND_VERTEX_BUFFER) &&
screen->is_format_supported(screen, PIPE_FORMAT_R10G10B10A2_SSCALED,
PIPE_BUFFER, 0,
PIPE_BIND_VERTEX_BUFFER) &&
screen->is_format_supported(screen, PIPE_FORMAT_B10G10R10A2_SSCALED,
PIPE_BUFFER, 0,
PIPE_BIND_VERTEX_BUFFER)) {
ctx->Extensions.ARB_vertex_type_2_10_10_10_rev = GL_TRUE;
}
if (screen->get_shader_param(screen, PIPE_SHADER_GEOMETRY, PIPE_SHADER_CAP_MAX_INSTRUCTIONS) > 0) {
#if 0 /* XXX re-enable when GLSL compiler again supports geometry shaders */
ctx->Extensions.ARB_geometry_shader4 = GL_TRUE;