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NDS: Implement water translucency partially

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This commit is contained in:
UnknownShadow200 2025-03-02 14:17:10 +11:00
parent eb84b2e607
commit fe086a089d
2 changed files with 8 additions and 9 deletions
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13
src/Graphics_NDS.c
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@ -101,7 +101,7 @@ void ResetGPU(void) {
GFX_ALPHA_TEST = 7; // Alpha threshold ranges from 0 to 15 GFX_ALPHA_TEST = 7; // Alpha threshold ranges from 0 to 15
GFX_CONTROL = GL_ANTIALIAS | GL_TEXTURE_2D | GL_FOG; GFX_CONTROL = GL_ANTIALIAS | GL_TEXTURE_2D | GL_FOG | GL_BLEND;
GFX_CLEAR_DEPTH = GL_MAX_DEPTH; GFX_CLEAR_DEPTH = GL_MAX_DEPTH;
GFX_TEX_FORMAT = 0; GFX_TEX_FORMAT = 0;
@ -703,14 +703,16 @@ void Gfx_DeleteDynamicVb(GfxResourceID* vb) { Gfx_DeleteVb(vb); }
*#########################################################################################################################*/ *#########################################################################################################################*/
static cc_bool skipRendering; static cc_bool skipRendering;
static cc_bool backfaceCull; static cc_bool backfaceCull;
static cc_bool alphaBlend;
static cc_bool fogEnabled; static cc_bool fogEnabled;
static FogFunc fogMode; static FogFunc fogMode;
static float fogDensityEnd; static float fogDensityEnd;
static void SetPolygonMode() { static void SetPolygonMode() {
int blend = !gfx_rendering2D && alphaBlend;
u32 fmt = u32 fmt =
POLY_ALPHA(31) | POLY_ALPHA(blend ? 14 : 31) |
(backfaceCull ? POLY_CULL_BACK : POLY_CULL_NONE) | (backfaceCull ? POLY_CULL_BACK : POLY_CULL_NONE) |
(fogEnabled ? POLY_FOG : 0) | (fogEnabled ? POLY_FOG : 0) |
POLY_RENDER_FAR_POLYS | POLY_RENDER_FAR_POLYS |
@ -725,11 +727,8 @@ void Gfx_SetFaceCulling(cc_bool enabled) {
} }
static void SetAlphaBlend(cc_bool enabled) { static void SetAlphaBlend(cc_bool enabled) {
/*if (enabled) { alphaBlend = enabled;
glEnable(GL_BLEND); SetPolygonMode();
} else {
glDisable(GL_BLEND);
}*/
} }
void Gfx_SetAlphaArgBlend(cc_bool enabled) { } void Gfx_SetAlphaArgBlend(cc_bool enabled) { }

4
src/_GraphicsBase.h
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@ -243,6 +243,7 @@ void Gfx_Make2DQuad(const struct Texture* tex, PackedCol color, struct VertexTex
static cc_bool gfx_hadFog; static cc_bool gfx_hadFog;
void Gfx_Begin2D(int width, int height) { void Gfx_Begin2D(int width, int height) {
gfx_rendering2D = true;
struct Matrix ortho; struct Matrix ortho;
/* intentionally biased more towards positive Z to reduce 2D clipping issues on the DS */ /* intentionally biased more towards positive Z to reduce 2D clipping issues on the DS */
Gfx_CalcOrthoMatrix(&ortho, (float)width, (float)height, -100.0f, 1000.0f); Gfx_CalcOrthoMatrix(&ortho, (float)width, (float)height, -100.0f, 1000.0f);
@ -255,16 +256,15 @@ void Gfx_Begin2D(int width, int height) {
gfx_hadFog = Gfx_GetFog(); gfx_hadFog = Gfx_GetFog();
if (gfx_hadFog) Gfx_SetFog(false); if (gfx_hadFog) Gfx_SetFog(false);
gfx_rendering2D = true;
} }
void Gfx_End2D(void) { void Gfx_End2D(void) {
gfx_rendering2D = false;
Gfx_SetDepthTest(true); Gfx_SetDepthTest(true);
Gfx_SetDepthWrite(true); Gfx_SetDepthWrite(true);
Gfx_SetAlphaBlending(false); Gfx_SetAlphaBlending(false);
if (gfx_hadFog) Gfx_SetFog(true); if (gfx_hadFog) Gfx_SetFog(true);
gfx_rendering2D = false;
} }
#endif #endif