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r300g: do not advertise half_float_vertex on rv3x0

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rv3x0 can't do it.
This commit is contained in:
Marek Olšák
2010-07-13 04:29:53 +02:00
parent 50db6dba65
commit 2470750b4e
1 changed files with 2 additions and 2 deletions
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src/gallium/drivers/r300/r300_screen.c
+2 -2
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@@ -256,7 +256,6 @@ static boolean r300_is_format_supported(struct pipe_screen* screen,
uint32_t retval = 0;
boolean is_r500 = r300_screen(screen)->caps.is_r500;
boolean is_r400 = r300_screen(screen)->caps.is_r400;
boolean is_rv350 = r300_screen(screen)->caps.is_rv350;
boolean is_z24 = format == PIPE_FORMAT_X8Z24_UNORM ||
format == PIPE_FORMAT_S8_USCALED_Z24_UNORM;
boolean is_color2101010 = format == PIPE_FORMAT_R10G10B10A2_UNORM ||
@@ -272,6 +271,7 @@ static boolean r300_is_format_supported(struct pipe_screen* screen,
format == PIPE_FORMAT_R16G16B16_FLOAT ||
format == PIPE_FORMAT_R16G16B16A16_FLOAT;
/* Check multisampling support. */
switch (sample_count) {
case 0:
case 1:
@@ -326,7 +326,7 @@ static boolean r300_is_format_supported(struct pipe_screen* screen,
/* Check vertex buffer format support. */
if (usage & PIPE_BIND_VERTEX_BUFFER &&
/* Half float is supported on >= RV350. */
(is_rv350 || !is_half_float) &&
(is_r400 || is_r500 || !is_half_float) &&
r300_translate_vertex_data_type(format) != R300_INVALID_FORMAT) {
retval |= PIPE_BIND_VERTEX_BUFFER;
}