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GBA Video: GL semitransparent OBJs

This commit is contained in:
Vicki Pfau 2019-05-13 01:16:35 -07:00
parent c15dedf3f4
commit 509c80abad
1 changed files with 8 additions and 2 deletions
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10
src/gba/renderers/gl.c
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@ -240,8 +240,14 @@ static const char* const _composite =
" pix += oldpix * blend.y;\n"
" }\n"
" } else {\n"
" pix = texelFetch(oldLayer, ivec2(texCoord * scale), 0);\n"
" outflags = oflags;\n"
" vec4 oldpix = texelFetch(oldLayer, ivec2(texCoord * scale), 0);\n"
" if (oflags.z == 1 && (oflags.y & 1) == 1 && (inflags.y & 2) == 2) {\n"
" pix *= blend.y;\n"
" pix += oldpix * blend.x;\n"
" } else {\n"
" pix = oldpix;\n"
" }\n"
" }\n"
" color = pix;\n"
" flags = outflags / flagCoeff;\n"
@ -993,7 +999,7 @@ void GBAVideoGLRendererDrawSprite(struct GBAVideoGLRenderer* renderer, struct GB
glUniform1i(4, charBase);
glUniform1i(5, stride);
glUniform1i(6, GBAObjAttributesCGetPalette(sprite->c));
glUniform3i(7, GBAObjAttributesCGetPriority(sprite->c) << 3, renderer->target1Obj | (renderer->target2Obj * 2), 0);
glUniform3i(7, GBAObjAttributesCGetPriority(sprite->c) << 3, (renderer->target1Obj || GBAObjAttributesAGetMode(sprite->a) == OBJ_MODE_SEMITRANSPARENT) | (renderer->target2Obj * 2), GBAObjAttributesAGetMode(sprite->a) == OBJ_MODE_SEMITRANSPARENT ? BLEND_ALPHA : renderer->blendEffect);
if (GBAObjAttributesAIsTransformed(sprite->a)) {
struct GBAOAMMatrix mat;
LOAD_16(mat.a, 0, &renderer->d.oam->mat[GBAObjAttributesBGetMatIndex(sprite->b)].a);