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optimized texture rendering

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This commit is contained in:
vaxerski 2022-05-10 09:56:58 +02:00
parent 9a699ab153
commit ddab8e60dc
2 changed files with 22 additions and 32 deletions
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50
src/render/OpenGL.cpp
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@ -262,23 +262,15 @@ void CHyprOpenGLImpl::renderTexture(wlr_texture* tex, wlr_box* pBox, float alpha
renderTexture(CTexture(tex), pBox, alpha, round);
}
void CHyprOpenGLImpl::renderTexture(const CTexture& tex, wlr_box* pBox, float alpha, int round) {
void CHyprOpenGLImpl::renderTexture(const CTexture& tex, wlr_box* pBox, float alpha, int round, bool discardopaque) {
RASSERT(m_RenderData.pMonitor, "Tried to render texture without begin()!");
// TODO: optimize this, this is bad
if (pixman_region32_not_empty(m_RenderData.pDamage)) {
PIXMAN_DAMAGE_FOREACH(m_RenderData.pDamage) {
const auto RECT = RECTSARR[i];
scissor(&RECT);
renderTextureInternal(tex, pBox, alpha, round);
}
}
renderTextureInternalWithDamage(tex, pBox, alpha, m_RenderData.pDamage, round, discardopaque);
scissor((wlr_box*)nullptr);
}
void CHyprOpenGLImpl::renderTextureInternal(const CTexture& tex, wlr_box* pBox, float alpha, int round, bool discardOpaque) {
void CHyprOpenGLImpl::renderTextureInternalWithDamage(const CTexture& tex, wlr_box* pBox, float alpha, pixman_region32_t* damage, int round, bool discardOpaque) {
RASSERT(m_RenderData.pMonitor, "Tried to render texture without begin()!");
RASSERT((tex.m_iTexID > 0), "Attempted to draw NULL texture!");
@ -343,7 +335,13 @@ void CHyprOpenGLImpl::renderTextureInternal(const CTexture& tex, wlr_box* pBox,
glEnableVertexAttribArray(shader->posAttrib);
glEnableVertexAttribArray(shader->texAttrib);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
if (pixman_region32_not_empty(m_RenderData.pDamage)) {
PIXMAN_DAMAGE_FOREACH(m_RenderData.pDamage) {
const auto RECT = RECTSARR[i];
scissor(&RECT);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
}
}
glDisableVertexAttribArray(shader->posAttrib);
glDisableVertexAttribArray(shader->texAttrib);
@ -518,7 +516,7 @@ void CHyprOpenGLImpl::renderTextureWithBlur(const CTexture& tex, wlr_box* pBox,
glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
renderTextureInternal(tex, pBox, a, round, true); // discard opaque
renderTexture(tex, pBox, a, round, true); // discard opaque
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
glStencilFunc(GL_EQUAL, 1, -1);
@ -527,27 +525,14 @@ void CHyprOpenGLImpl::renderTextureWithBlur(const CTexture& tex, wlr_box* pBox,
// stencil done. Render everything.
wlr_box MONITORBOX = {0, 0, m_RenderData.pMonitor->vecSize.x, m_RenderData.pMonitor->vecSize.y};
if (pixman_region32_not_empty(&damage)) {
{
PIXMAN_DAMAGE_FOREACH(&damage) {
const auto RECT = RECTSARR[i];
scissor(&RECT);
// render our great blurred FB
renderTextureInternal(POUTFB->m_cTex, &MONITORBOX, 255.f); // 255.f because we adjusted blur strength to a
}
}
// render our great blurred FB
renderTextureInternalWithDamage(POUTFB->m_cTex, &MONITORBOX, 255.f, &damage); // 255.f because we adjusted blur strength to a
// render the window, but disable stencil for it
// because stencil has ignoreopaque
glDisable(GL_STENCIL_TEST);
{
PIXMAN_DAMAGE_FOREACH(&damage) {
const auto RECT = RECTSARR[i];
scissor(&RECT);
renderTextureInternal(tex, pBox, a, round);
}
}
renderTextureInternalWithDamage(tex, pBox, a, &damage, round);
}
// disable the stencil, finalize everything
@ -731,7 +716,12 @@ void CHyprOpenGLImpl::renderSnapshot(CWindow** pWindow) {
wlr_box windowBox = {0, 0, PMONITOR->vecSize.x, PMONITOR->vecSize.y};
renderTextureInternal(it->second.m_cTex, &windowBox, PWINDOW->m_fAlpha.fl(), 0);
pixman_region32_t fakeDamage;
pixman_region32_init_rect(&fakeDamage, 0, 0, PMONITOR->vecSize.x, PMONITOR->vecSize.y);
renderTextureInternalWithDamage(it->second.m_cTex, &windowBox, PWINDOW->m_fAlpha.fl(), &fakeDamage, 0);
pixman_region32_fini(&fakeDamage);
}
void CHyprOpenGLImpl::createBGTextureForMonitor(SMonitor* pMonitor) {

4
src/render/OpenGL.hpp
View file

@ -55,7 +55,7 @@ public:
void renderRect(wlr_box*, const CColor&);
void renderTexture(wlr_texture*, wlr_box*, float a, int round = 0);
void renderTexture(const CTexture&, wlr_box*, float a, int round = 0);
void renderTexture(const CTexture&, wlr_box*, float a, int round = 0, bool discardOpaque = false);
void renderTextureWithBlur(const CTexture&, wlr_box*, float a, wlr_surface* pSurface, int round = 0);
void renderBorder(wlr_box*, const CColor&, int thick = 1, int round = 0);
@ -104,7 +104,7 @@ private:
// returns the out FB, can be either Mirror or MirrorSwap
CFramebuffer* blurMainFramebufferWithDamage(float a, wlr_box* pBox, pixman_region32_t* damage);
void renderTextureInternal(const CTexture&, wlr_box* pBox, float a, int round = 0, bool discardOpaque = false);
void renderTextureInternalWithDamage(const CTexture&, wlr_box* pBox, float a, pixman_region32_t* damage, int round = 0, bool discardOpaque = false);
void renderTextureWithBlurInternal(const CTexture&, wlr_box*, float a, int round = 0);
};