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renderer/common/sprite_batch: r_draw_sprite optimizations

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This commit is contained in:
Andrei Alexeyev 2024-09-22 21:09:34 +02:00
parent 7f570d2338
commit 22e6f9b4de
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GPG key ID: 72D26128040B9690
2 changed files with 30 additions and 24 deletions
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4
src/renderer/api.h
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@ -465,8 +465,8 @@ typedef struct SpriteRotationParams {
} SpriteRotationParams;
typedef struct SpriteFlipParams {
unsigned char x : 1;
unsigned char y : 1;
bool x;
bool y;
} SpriteFlipParams;
typedef struct SpriteParams {

50
src/renderer/common/sprite_batch.c
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@ -183,9 +183,9 @@ void r_flush_sprites(void) {
static void _r_sprite_batch_compute_attribs(
const Sprite *restrict spr,
const SpriteParams *restrict params,
SpriteInstanceAttribs *out_attribs
SpriteInstanceAttribs *restrict out_attribs
) {
SpriteInstanceAttribs attribs;
SpriteInstanceAttribs attribs = { };
r_mat_mv_current(attribs.mv_transform);
r_mat_tex_current(attribs.tex_transform);
@ -196,32 +196,40 @@ static void _r_sprite_batch_compute_attribs(
FloatExtent imgdims = spr->extent;
imgdims.as_cmplx -= spr->padding.extent.as_cmplx;
if(params->pos.x || params->pos.y) {
glm_translate(attribs.mv_transform, (vec3) { params->pos.x, params->pos.y });
}
glm_translate_x(attribs.mv_transform, params->pos.x);
glm_translate_y(attribs.mv_transform, params->pos.y);
if(params->rotation.angle) {
if(params->rotation.angle)
{
float *rvec = (float*)params->rotation.vector;
if(rvec[0] == 0 && rvec[1] == 0 && rvec[2] == 0) {
glm_rotate(attribs.mv_transform, params->rotation.angle, (vec3) { 0, 0, 1 });
if(LIKELY(rvec[0] == 0 && rvec[1] == 0 && (rvec[2] == 0 || rvec[2] == 1))) {
glm_rotate_z(attribs.mv_transform, params->rotation.angle, attribs.mv_transform);
} else {
glm_rotate(attribs.mv_transform, params->rotation.angle, rvec);
}
}
glm_scale(attribs.mv_transform, (vec3) { scale_x * imgdims.w, scale_y * imgdims.h, 1 });
if(ofs.x || ofs.y) {
if(params->flip.x) {
ofs.x *= -1;
glm_vec4_scale(attribs.mv_transform[0], scale_x, attribs.mv_transform[0]);
glm_vec4_scale(attribs.mv_transform[1], scale_y, attribs.mv_transform[1]);
if(UNLIKELY(params->flip.x)) {
ofs.x = -ofs.x;
}
if(params->flip.y) {
ofs.y *= -1;
if(UNLIKELY(params->flip.y)) {
ofs.y = -ofs.y;
}
glm_translate(attribs.mv_transform, (vec3) { ofs.x / imgdims.w, ofs.y / imgdims.h });
glm_translate_x(attribs.mv_transform, ofs.x);
glm_translate_y(attribs.mv_transform, ofs.y);
glm_vec4_scale(attribs.mv_transform[0], imgdims.w, attribs.mv_transform[0]);
glm_vec4_scale(attribs.mv_transform[1], imgdims.h, attribs.mv_transform[1]);
} else {
glm_vec4_scale(attribs.mv_transform[0], scale_x * imgdims.w, attribs.mv_transform[0]);
glm_vec4_scale(attribs.mv_transform[1], scale_y * imgdims.h, attribs.mv_transform[1]);
}
if(params->color == NULL) {
@ -233,21 +241,19 @@ static void _r_sprite_batch_compute_attribs(
attribs.texrect = spr->tex_area;
if(params->flip.x) {
if(UNLIKELY(params->flip.x)) {
attribs.texrect.x += attribs.texrect.w;
attribs.texrect.w *= -1;
attribs.texrect.w = -attribs.texrect.w;
}
if(params->flip.y) {
if(UNLIKELY(params->flip.y)) {
attribs.texrect.y += attribs.texrect.h;
attribs.texrect.h *= -1;
attribs.texrect.h = -attribs.texrect.h;
}
attribs.sprite_size = spr->extent;
if(params->shader_params == NULL) {
memset(&attribs.custom, 0, sizeof(attribs.custom));
} else {
if(params->shader_params != NULL) {
attribs.custom = *params->shader_params;
}