gallium/hud: also try R8_UNORM format for font texture
Convert the code to try formats from an array rather than a bunch of if/else cases. Reviewed-by: Marek Olšák <marek.olsak@amd.com>
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@ -57,6 +57,7 @@
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#include "pipe/p_state.h"
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#include "pipe/p_context.h"
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#include "util/u_inlines.h"
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#include "util/u_memory.h"
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typedef unsigned char GLubyte; /* 1-byte unsigned */
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typedef struct tagSFG_Font SFG_Font;
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@ -373,24 +374,29 @@ static boolean
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util_font_create_fixed_8x13(struct pipe_context *pipe,
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struct util_font *out_font)
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{
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static const enum pipe_format formats[] = {
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PIPE_FORMAT_I8_UNORM,
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PIPE_FORMAT_L8_UNORM,
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PIPE_FORMAT_R8_UNORM
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};
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struct pipe_screen *screen = pipe->screen;
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struct pipe_resource tex_templ, *tex;
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struct pipe_transfer *transfer = NULL;
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char *map;
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enum pipe_format tex_format;
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enum pipe_format tex_format = PIPE_FORMAT_NONE;
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int i;
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if (screen->is_format_supported(screen, PIPE_FORMAT_I8_UNORM,
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for (i = 0; i < Elements(formats); i++) {
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if (screen->is_format_supported(screen, formats[i],
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PIPE_TEXTURE_RECT, 0,
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PIPE_BIND_SAMPLER_VIEW)) {
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tex_format = PIPE_FORMAT_I8_UNORM;
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tex_format = formats[i];
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break;
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}
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}
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else if (screen->is_format_supported(screen, PIPE_FORMAT_L8_UNORM,
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PIPE_TEXTURE_RECT, 0,
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PIPE_BIND_SAMPLER_VIEW)) {
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tex_format = PIPE_FORMAT_L8_UNORM;
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}
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else {
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if (tex_format == PIPE_FORMAT_NONE) {
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debug_printf("Unable to find texture format for font.\n");
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return FALSE;
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}
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