mirror of
https://github.com/ZDoom/gzdoom-gles.git
synced 2024-11-11 23:32:02 +00:00
- 4 more places where immediate mode drawing has been substituted with a buffer-based alternative.
This commit is contained in:
parent
6e6be8ed5b
commit
23fbd69963
2 changed files with 101 additions and 28 deletions
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@ -47,6 +47,7 @@
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#include "gl/system/gl_cvars.h"
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#include "gl/data/gl_data.h"
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#include "gl/data/gl_vertexbuffer.h"
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#include "gl/scene/gl_drawinfo.h"
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#include "gl/scene/gl_portal.h"
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#include "gl/dynlights/gl_lightbuffer.h"
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@ -990,12 +991,30 @@ void FDrawInfo::SetupFloodStencil(wallseg * ws)
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glDepthMask(true);
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gl_RenderState.Apply();
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glBegin(GL_TRIANGLE_FAN);
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glVertex3f(ws->x1, ws->z1, ws->y1);
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glVertex3f(ws->x1, ws->z2, ws->y1);
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glVertex3f(ws->x2, ws->z2, ws->y2);
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glVertex3f(ws->x2, ws->z1, ws->y2);
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glEnd();
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if (!gl_usevbo)
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{
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glBegin(GL_TRIANGLE_FAN);
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glVertex3f(ws->x1, ws->z1, ws->y1);
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glVertex3f(ws->x1, ws->z2, ws->y1);
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glVertex3f(ws->x2, ws->z2, ws->y2);
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glVertex3f(ws->x2, ws->z1, ws->y2);
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glEnd();
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}
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else
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{
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FFlatVertex *ptr = GLRenderer->mVBO->GetBuffer();
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ptr->Set(ws->x1, ws->z1, ws->y1, 0, 0);
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ptr++;
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ptr->Set(ws->x1, ws->z2, ws->y1, 0, 0);
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ptr++;
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ptr->Set(ws->x2, ws->z2, ws->y2, 0, 0);
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ptr++;
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ptr->Set(ws->x2, ws->z1, ws->y2, 0, 0);
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ptr++;
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unsigned int offset;
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unsigned int count = GLRenderer->mVBO->GetCount(ptr, &offset);
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glDrawArrays(GL_TRIANGLE_FAN, offset, count);
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}
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glStencilFunc(GL_EQUAL,recursion+1,~0); // draw sky into stencil
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glStencilOp(GL_KEEP,GL_KEEP,GL_KEEP); // this stage doesn't modify the stencil
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@ -1016,12 +1035,30 @@ void FDrawInfo::ClearFloodStencil(wallseg * ws)
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gl_RenderState.ResetColor();
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gl_RenderState.Apply();
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glBegin(GL_TRIANGLE_FAN);
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glVertex3f(ws->x1, ws->z1, ws->y1);
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glVertex3f(ws->x1, ws->z2, ws->y1);
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glVertex3f(ws->x2, ws->z2, ws->y2);
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glVertex3f(ws->x2, ws->z1, ws->y2);
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glEnd();
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if (!gl_usevbo)
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{
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glBegin(GL_TRIANGLE_FAN);
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glVertex3f(ws->x1, ws->z1, ws->y1);
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glVertex3f(ws->x1, ws->z2, ws->y1);
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glVertex3f(ws->x2, ws->z2, ws->y2);
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glVertex3f(ws->x2, ws->z1, ws->y2);
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glEnd();
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}
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else
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{
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FFlatVertex *ptr = GLRenderer->mVBO->GetBuffer();
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ptr->Set(ws->x1, ws->z1, ws->y1, 0, 0);
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ptr++;
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ptr->Set(ws->x1, ws->z2, ws->y1, 0, 0);
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ptr++;
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ptr->Set(ws->x2, ws->z2, ws->y2, 0, 0);
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ptr++;
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ptr->Set(ws->x2, ws->z1, ws->y2, 0, 0);
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ptr++;
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unsigned int offset;
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unsigned int count = GLRenderer->mVBO->GetCount(ptr, &offset);
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glDrawArrays(GL_TRIANGLE_FAN, offset, count);
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}
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// restore old stencil op.
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glStencilOp(GL_KEEP,GL_KEEP,GL_KEEP);
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@ -1078,7 +1115,6 @@ void FDrawInfo::DrawFloodedPlane(wallseg * ws, float planez, sector_t * sec, boo
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bool pushed = gl_SetPlaneTextureRotation(&plane, gltexture);
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glBegin(GL_TRIANGLE_FAN);
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float prj_fac1 = (planez-fviewz)/(ws->z1-fviewz);
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float prj_fac2 = (planez-fviewz)/(ws->z2-fviewz);
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@ -1094,19 +1130,38 @@ void FDrawInfo::DrawFloodedPlane(wallseg * ws, float planez, sector_t * sec, boo
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float px4 = fviewx + prj_fac1 * (ws->x2-fviewx);
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float py4 = fviewy + prj_fac1 * (ws->y2-fviewy);
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glTexCoord2f(px1 / 64, -py1 / 64);
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glVertex3f(px1, planez, py1);
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if (!gl_usevbo)
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{
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glBegin(GL_TRIANGLE_FAN);
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glTexCoord2f(px1 / 64, -py1 / 64);
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glVertex3f(px1, planez, py1);
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glTexCoord2f(px2 / 64, -py2 / 64);
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glVertex3f(px2, planez, py2);
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glTexCoord2f(px2 / 64, -py2 / 64);
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glVertex3f(px2, planez, py2);
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glTexCoord2f(px3 / 64, -py3 / 64);
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glVertex3f(px3, planez, py3);
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glTexCoord2f(px3 / 64, -py3 / 64);
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glVertex3f(px3, planez, py3);
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glTexCoord2f(px4 / 64, -py4 / 64);
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glVertex3f(px4, planez, py4);
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glTexCoord2f(px4 / 64, -py4 / 64);
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glVertex3f(px4, planez, py4);
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glEnd();
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glEnd();
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}
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else
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{
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FFlatVertex *ptr = GLRenderer->mVBO->GetBuffer();
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ptr->Set(px1, planez, py1, px1 / 64, -py1 / 64);
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ptr++;
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ptr->Set(px2, planez, py2, px2 / 64, -py2 / 64);
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ptr++;
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ptr->Set(px3, planez, py3, px3 / 64, -py3 / 64);
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ptr++;
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ptr->Set(px4, planez, py4, px4 / 64, -py4 / 64);
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ptr++;
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unsigned int offset;
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unsigned int count = GLRenderer->mVBO->GetCount(ptr, &offset);
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glDrawArrays(GL_TRIANGLE_FAN, offset, count);
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}
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if (pushed)
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{
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@ -617,12 +617,30 @@ static void FillScreen()
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gl_RenderState.EnableAlphaTest(false);
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gl_RenderState.EnableTexture(false);
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gl_RenderState.Apply();
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glBegin(GL_TRIANGLE_STRIP);
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glVertex2f(0.0f, 0.0f);
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glVertex2f(0.0f, (float)SCREENHEIGHT);
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glVertex2f((float)SCREENWIDTH, 0.0f);
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glVertex2f((float)SCREENWIDTH, (float)SCREENHEIGHT);
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glEnd();
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if (!gl_usevbo)
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{
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glBegin(GL_TRIANGLE_STRIP);
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glVertex2f(0.0f, 0.0f);
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glVertex2f(0.0f, (float)SCREENHEIGHT);
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glVertex2f((float)SCREENWIDTH, 0.0f);
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glVertex2f((float)SCREENWIDTH, (float)SCREENHEIGHT);
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glEnd();
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}
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else
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{
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FFlatVertex *ptr = GLRenderer->mVBO->GetBuffer();
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ptr->Set(0, 0, 0, 0, 0);
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ptr++;
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ptr->Set(0, (float)SCREENHEIGHT, 0, 0, 0);
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ptr++;
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ptr->Set((float)SCREENWIDTH, 0, 0, 0, 0);
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ptr++;
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ptr->Set((float)SCREENWIDTH, (float)SCREENHEIGHT, 0, 0, 0);
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ptr++;
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unsigned int offset;
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unsigned int count = GLRenderer->mVBO->GetCount(ptr, &offset);
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glDrawArrays(GL_TRIANGLE_FAN, offset, count);
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}
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}
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//==========================================================================
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