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renderer: refactor sample location setting

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This just moves it into a function, will make adding compute
support easier

Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
macos/master
Dave Airlie 7 years ago
parent 25957f89b8
commit 20e3ba9c58
1 changed files with 47 additions and 39 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 86
      src/vrend_renderer.c

86
src/vrend_renderer.c
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@ -860,6 +860,51 @@ static void set_stream_out_varyings(int prog_id, struct vrend_shader_info *sinfo
free(varyings[i]);
}
static void bind_sampler_locs(struct vrend_linked_shader_program *sprog,
int id)
{
if (sprog->ss[id]->sel->sinfo.samplers_used_mask) {
uint32_t mask = sprog->ss[id]->sel->sinfo.samplers_used_mask;
int nsamp = util_bitcount(sprog->ss[id]->sel->sinfo.samplers_used_mask);
int index;
sprog->shadow_samp_mask[id] = sprog->ss[id]->sel->sinfo.shadow_samp_mask;
if (sprog->ss[id]->sel->sinfo.shadow_samp_mask) {
sprog->shadow_samp_mask_locs[id] = calloc(nsamp, sizeof(uint32_t));
sprog->shadow_samp_add_locs[id] = calloc(nsamp, sizeof(uint32_t));
} else {
sprog->shadow_samp_mask_locs[id] = sprog->shadow_samp_add_locs[id] = NULL;
}
sprog->samp_locs[id] = calloc(nsamp, sizeof(uint32_t));
if (sprog->samp_locs[id]) {
const char *prefix = pipe_shader_to_prefix(id);
index = 0;
while(mask) {
uint32_t i = u_bit_scan(&mask);
char name[64];
if (sprog->ss[id]->sel->sinfo.num_sampler_arrays) {
int arr_idx = shader_lookup_sampler_array(&sprog->ss[id]->sel->sinfo, i);
snprintf(name, 32, "%ssamp%d[%d]", prefix, arr_idx, i - sprog->ss[id]->sel->sinfo.sampler_arrays[arr_idx].first);
} else
snprintf(name, 32, "%ssamp%d", prefix, i);
sprog->samp_locs[id][index] = glGetUniformLocation(sprog->id, name);
if (sprog->ss[id]->sel->sinfo.shadow_samp_mask & (1 << i)) {
snprintf(name, 32, "%sshadmask%d", prefix, i);
sprog->shadow_samp_mask_locs[id][index] = glGetUniformLocation(sprog->id, name);
snprintf(name, 32, "%sshadadd%d", prefix, i);
sprog->shadow_samp_add_locs[id][index] = glGetUniformLocation(sprog->id, name);
}
index++;
}
}
} else {
sprog->samp_locs[id] = NULL;
sprog->shadow_samp_mask_locs[id] = NULL;
sprog->shadow_samp_add_locs[id] = NULL;
sprog->shadow_samp_mask[id] = 0;
}
sprog->samplers_used_mask[id] = sprog->ss[id]->sel->sinfo.samplers_used_mask;
}
static struct vrend_linked_shader_program *add_shader_program(struct vrend_context *ctx,
struct vrend_shader *vs,
struct vrend_shader *fs,
@ -1001,45 +1046,8 @@ static struct vrend_linked_shader_program *add_shader_program(struct vrend_conte
for (id = PIPE_SHADER_VERTEX; id <= last_shader; id++) {
if (!sprog->ss[id])
continue;
if (sprog->ss[id]->sel->sinfo.samplers_used_mask) {
uint32_t mask = sprog->ss[id]->sel->sinfo.samplers_used_mask;
int nsamp = util_bitcount(sprog->ss[id]->sel->sinfo.samplers_used_mask);
int index;
sprog->shadow_samp_mask[id] = sprog->ss[id]->sel->sinfo.shadow_samp_mask;
if (sprog->ss[id]->sel->sinfo.shadow_samp_mask) {
sprog->shadow_samp_mask_locs[id] = calloc(nsamp, sizeof(uint32_t));
sprog->shadow_samp_add_locs[id] = calloc(nsamp, sizeof(uint32_t));
} else {
sprog->shadow_samp_mask_locs[id] = sprog->shadow_samp_add_locs[id] = NULL;
}
sprog->samp_locs[id] = calloc(nsamp, sizeof(uint32_t));
if (sprog->samp_locs[id]) {
const char *prefix = pipe_shader_to_prefix(id);
index = 0;
while(mask) {
i = u_bit_scan(&mask);
if (sprog->ss[id]->sel->sinfo.num_sampler_arrays) {
int arr_idx = shader_lookup_sampler_array(&sprog->ss[id]->sel->sinfo, i);
snprintf(name, 32, "%ssamp%d[%d]", prefix, arr_idx, i - sprog->ss[id]->sel->sinfo.sampler_arrays[arr_idx].first);
} else
snprintf(name, 32, "%ssamp%d", prefix, i);
sprog->samp_locs[id][index] = glGetUniformLocation(prog_id, name);
if (sprog->ss[id]->sel->sinfo.shadow_samp_mask & (1 << i)) {
snprintf(name, 32, "%sshadmask%d", prefix, i);
sprog->shadow_samp_mask_locs[id][index] = glGetUniformLocation(prog_id, name);
snprintf(name, 32, "%sshadadd%d", prefix, i);
sprog->shadow_samp_add_locs[id][index] = glGetUniformLocation(prog_id, name);
}
index++;
}
}
} else {
sprog->samp_locs[id] = NULL;
sprog->shadow_samp_mask_locs[id] = NULL;
sprog->shadow_samp_add_locs[id] = NULL;
sprog->shadow_samp_mask[id] = 0;
}
sprog->samplers_used_mask[id] = sprog->ss[id]->sel->sinfo.samplers_used_mask;
bind_sampler_locs(sprog, id);
}
for (id = PIPE_SHADER_VERTEX; id <= last_shader; id++) {

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