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radv: cleanup radv_emit_viewport()

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Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19678>
This commit is contained in:
Samuel Pitoiset 2022-11-08 09:49:50 +01:00 • committed by Marge Bot
parent 2bb76d579c
commit 86d9a4f20f
1 changed files with 15 additions and 18 deletions
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33
src/amd/vulkan/radv_cmd_buffer.c
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@ -2007,43 +2007,40 @@ static void
radv_emit_viewport(struct radv_cmd_buffer *cmd_buffer)
{
const struct radv_dynamic_state *d = &cmd_buffer->state.dynamic;
const struct radv_viewport_state *viewport = &cmd_buffer->state.dynamic.viewport;
enum radv_depth_clamp_mode depth_clamp_mode = radv_get_depth_clamp_mode(cmd_buffer);
int i;
const unsigned count = viewport->count;
assert(count);
radeon_set_context_reg_seq(cmd_buffer->cs, R_02843C_PA_CL_VPORT_XSCALE, count * 6);
assert(d->viewport.count);
radeon_set_context_reg_seq(cmd_buffer->cs, R_02843C_PA_CL_VPORT_XSCALE, d->viewport.count * 6);
for (i = 0; i < count; i++) {
radeon_emit(cmd_buffer->cs, fui(viewport->xform[i].scale[0]));
radeon_emit(cmd_buffer->cs, fui(viewport->xform[i].translate[0]));
radeon_emit(cmd_buffer->cs, fui(viewport->xform[i].scale[1]));
radeon_emit(cmd_buffer->cs, fui(viewport->xform[i].translate[1]));
for (unsigned i = 0; i < d->viewport.count; i++) {
radeon_emit(cmd_buffer->cs, fui(d->viewport.xform[i].scale[0]));
radeon_emit(cmd_buffer->cs, fui(d->viewport.xform[i].translate[0]));
radeon_emit(cmd_buffer->cs, fui(d->viewport.xform[i].scale[1]));
radeon_emit(cmd_buffer->cs, fui(d->viewport.xform[i].translate[1]));
double scale_z, translate_z;
if (d->depth_clip_negative_one_to_one) {
scale_z = viewport->xform[i].scale[2] * 0.5f;
translate_z = (viewport->xform[i].translate[2] + viewport->viewports[i].maxDepth) * 0.5f;
scale_z = d->viewport.xform[i].scale[2] * 0.5f;
translate_z = (d->viewport.xform[i].translate[2] + d->viewport.viewports[i].maxDepth) * 0.5f;
} else {
scale_z = viewport->xform[i].scale[2];
translate_z = viewport->xform[i].translate[2];
scale_z = d->viewport.xform[i].scale[2];
translate_z = d->viewport.xform[i].translate[2];
}
radeon_emit(cmd_buffer->cs, fui(scale_z));
radeon_emit(cmd_buffer->cs, fui(translate_z));
}
radeon_set_context_reg_seq(cmd_buffer->cs, R_0282D0_PA_SC_VPORT_ZMIN_0, count * 2);
for (i = 0; i < count; i++) {
radeon_set_context_reg_seq(cmd_buffer->cs, R_0282D0_PA_SC_VPORT_ZMIN_0, d->viewport.count * 2);
for (unsigned i = 0; i < d->viewport.count; i++) {
float zmin, zmax;
if (depth_clamp_mode == RADV_DEPTH_CLAMP_MODE_ZERO_TO_ONE) {
zmin = 0.0f;
zmax = 1.0f;
} else {
zmin = MIN2(viewport->viewports[i].minDepth, viewport->viewports[i].maxDepth);
zmax = MAX2(viewport->viewports[i].minDepth, viewport->viewports[i].maxDepth);
zmin = MIN2(d->viewport.viewports[i].minDepth, d->viewport.viewports[i].maxDepth);
zmax = MAX2(d->viewport.viewports[i].minDepth, d->viewport.viewports[i].maxDepth);
}
radeon_emit(cmd_buffer->cs, fui(zmin));