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Merge pull request #1094 from absolutelynothelix/dual-kawase-optimizations

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Yuxuan Shui 2023-07-16 13:44:38 +00:00 committed by GitHub
commit 5c03f101f2
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1 changed files with 12 additions and 15 deletions
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27
src/backend/gl/blur.c
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@ -150,6 +150,9 @@ bool gl_dual_kawase_blur(double opacity, struct gl_blur_context *bctx, const rec
glUniform2f(down_pass->texorig_loc, (GLfloat)extent->x1, (GLfloat)dst_y_fb_coord);
glBindVertexArray(vao[1]);
int nelems = vao_nelems[1];
for (int i = 0; i < iterations; ++i) {
// Scale output width / height by half in each iteration
scale_factor <<= 1;
@ -174,8 +177,6 @@ bool gl_dual_kawase_blur(double opacity, struct gl_blur_context *bctx, const rec
assert(bctx->blur_fbos[i]);
glBindTexture(GL_TEXTURE_2D, src_texture);
glBindVertexArray(vao[1]);
auto nelems = vao_nelems[1];
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, bctx->blur_fbos[i]);
glDrawBuffer(GL_COLOR_ATTACHMENT0);
@ -194,6 +195,15 @@ bool gl_dual_kawase_blur(double opacity, struct gl_blur_context *bctx, const rec
glUniform2f(up_pass->texorig_loc, (GLfloat)extent->x1, (GLfloat)dst_y_fb_coord);
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, default_mask);
glUniform1i(up_pass->uniform_mask_tex, 1);
glUniform2f(up_pass->uniform_mask_offset, 0.0F, 0.0F);
glUniform1i(up_pass->uniform_mask_inverted, 0);
glUniform1f(up_pass->uniform_mask_corner_radius, 0.0F);
glUniform1f(up_pass->uniform_opacity, 1.0F);
for (int i = iterations - 1; i >= 0; --i) {
// Scale output width / height back by two in each iteration
scale_factor >>= 1;
@ -206,28 +216,15 @@ bool gl_dual_kawase_blur(double opacity, struct gl_blur_context *bctx, const rec
int tex_width = src_size.width;
int tex_height = src_size.height;
// The number of indices in the selected vertex array
GLsizei nelems;
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, src_texture);
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, default_mask);
glUniform1i(up_pass->uniform_mask_tex, 1);
glUniform2f(up_pass->uniform_mask_offset, 0.0F, 0.0F);
glUniform1i(up_pass->uniform_mask_inverted, 0);
glUniform1f(up_pass->uniform_mask_corner_radius, 0.0F);
if (i > 0) {
assert(bctx->blur_fbos[i - 1]);
// not last pass, draw into next framebuffer
glBindVertexArray(vao[1]);
nelems = vao_nelems[1];
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, bctx->blur_fbos[i - 1]);
glDrawBuffer(GL_COLOR_ATTACHMENT0);
glUniform1f(up_pass->uniform_opacity, (GLfloat)1);
} else {
// last pass, draw directly into the back buffer
if (mask) {