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Fix gui being rendered with solid background after restoring from lost opengl context

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This commit is contained in:
UnknownShadow200 2019-07-19 19:16:13 +10:00
parent d050126868
commit f819e49aaa
3 changed files with 10 additions and 32 deletions
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1
src/Game.c
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@ -477,7 +477,6 @@ static void Game_Load(void) {
Gfx_SetDepthTest(true);
Gfx_SetDepthTestFunc(COMPARE_FUNC_LESSEQUAL);
/* Gfx_SetDepthWrite(true) */
Gfx_SetAlphaBlendFunc(BLEND_FUNC_SRC_ALPHA, BLEND_FUNC_INV_SRC_ALPHA);
Game_AddComponent(&PickedPosRenderer_Component);
Game_AddComponent(&Audio_Component);

35
src/Graphics.c
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@ -41,6 +41,9 @@ CC_NOINLINE static void Gfx_RestoreState(void);
/* Destroys render state, but can be restored later. */
CC_NOINLINE static void Gfx_FreeState(void);
static PackedCol gfx_clearCol, gfx_fogCol;
static float gfx_fogEnd = -1.0f, gfx_fogDensity = -1.0f;
/*########################################################################################################################*
*------------------------------------------------------Generic/Common-----------------------------------------------------*
*#########################################################################################################################*/
@ -428,6 +431,8 @@ static void Gfx_RestoreState(void) {
/* States relevant to the game */
D3D9_SetRenderState2(D3DRS_ALPHAFUNC, D3DCMP_GREATER, "D3D9_AlphaTestFunc");
D3D9_SetRenderState2(D3DRS_ALPHAREF, 127, "D3D9_AlphaRefFunc");
D3D9_SetRenderState2(D3DRS_SRCBLEND, D3DBLEND_SRCALPHA, "D3D9_AlphaSrcBlend");
D3D9_SetRenderState2(D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA, "D3D9_AlphaDstBlend");
D3D9_RestoreRenderStates();
}
@ -575,14 +580,8 @@ void Gfx_DisableMipmaps(void) {
/*########################################################################################################################*
*-----------------------------------------------------State management----------------------------------------------------*
*#########################################################################################################################*/
static PackedCol gfx_fogCol;
static float gfx_fogDensity = -1.0f, gfx_fogEnd = -1.0f;
static D3DFOGMODE gfx_fogMode = D3DFOG_NONE;
static bool gfx_alphaTesting, gfx_alphaBlending;
static D3DBLEND gfx_srcBlendFunc = D3DBLEND_ONE, gfx_dstBlendFunc = D3DBLEND_ZERO;
static PackedCol gfx_clearCol;
static bool gfx_depthTesting, gfx_depthWriting;
static D3DCMPFUNC gfx_depthTestFunc = D3DCMP_LESSEQUAL;
@ -649,15 +648,6 @@ void Gfx_SetAlphaBlending(bool enabled) {
D3D9_SetRenderState(D3DRS_ALPHABLENDENABLE, enabled, "D3D9_SetAlphaBlending");
}
void Gfx_SetAlphaBlendFunc(BlendFunc srcFunc, BlendFunc dstFunc) {
static D3DBLEND funcs[6] = { D3DBLEND_ZERO, D3DBLEND_ONE, D3DBLEND_SRCALPHA, D3DBLEND_INVSRCALPHA, D3DBLEND_DESTALPHA, D3DBLEND_INVDESTALPHA };
gfx_srcBlendFunc = funcs[srcFunc];
D3D9_SetRenderState(D3DRS_SRCBLEND, gfx_srcBlendFunc, "D3D9_SetAlphaBlendFunc_Src");
gfx_dstBlendFunc = funcs[dstFunc];
D3D9_SetRenderState2(D3DRS_DESTBLEND, gfx_dstBlendFunc, "D3D9_SetAlphaBlendFunc_Dst");
}
void Gfx_SetAlphaArgBlend(bool enabled) {
D3DTEXTUREOP op = enabled ? D3DTOP_MODULATE : D3DTOP_SELECTARG1;
ReturnCode res = IDirect3DDevice9_SetTextureStageState(device, 0, D3DTSS_ALPHAOP, op);
@ -689,8 +679,6 @@ static void D3D9_RestoreRenderStates(void) {
union IntAndFloat raw;
D3D9_SetRenderState(D3DRS_ALPHATESTENABLE, gfx_alphaTesting, "D3D9_AlphaTest");
D3D9_SetRenderState2(D3DRS_ALPHABLENDENABLE, gfx_alphaBlending, "D3D9_AlphaBlend");
D3D9_SetRenderState2(D3DRS_SRCBLEND, gfx_srcBlendFunc, "D3D9_AlphaSrcBlend");
D3D9_SetRenderState2(D3DRS_DESTBLEND, gfx_dstBlendFunc, "D3D9_AlphaDstBlend");
D3D9_SetRenderState2(D3DRS_FOGENABLE, gfx_fogEnabled, "D3D9_Fog");
D3D9_SetRenderState2(D3DRS_FOGCOLOR, gfx_fogCol._raw, "gfx_fogColor");
@ -1157,17 +1145,10 @@ void Gfx_DisableMipmaps(void) { }
/*########################################################################################################################*
*-----------------------------------------------------State management----------------------------------------------------*
*#########################################################################################################################*/
static PackedCol gfx_clearCol, gfx_fogCol;
static float gfx_fogEnd = -1, gfx_fogDensity = -1;
static int gfx_fogMode = -1;
void Gfx_SetFaceCulling(bool enabled) { gl_Toggle(GL_CULL_FACE); }
void Gfx_SetAlphaBlending(bool enabled) { gl_Toggle(GL_BLEND); }
void Gfx_SetAlphaBlendFunc(BlendFunc srcFunc, BlendFunc dstFunc) {
static GLenum funcs[6] = { GL_ZERO, GL_ONE, GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA };
glBlendFunc(funcs[srcFunc], funcs[dstFunc]);
}
void Gfx_SetAlphaArgBlend(bool enabled) { }
void Gfx_ClearCol(PackedCol col) {
@ -1669,8 +1650,10 @@ static void Gfx_RestoreState(void) {
Gfx_InitDefaultResources();
glEnableVertexAttribArray(0);
glEnableVertexAttribArray(1);
Gfx_SwitchProgram();
Gfx_DirtyUniform(UNI_MASK_ALL);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
}
static void GL_SetupVbPos3fCol4b(void) {
@ -1798,10 +1781,12 @@ void Gfx_LoadIdentityMatrix(MatrixType type) {
static void Gfx_FreeState(void) { Gfx_FreeDefaultResources(); }
static void Gfx_RestoreState(void) {
Gfx_InitDefaultResources();
glHint(GL_FOG_HINT, GL_NICEST);
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_COLOR_ARRAY);
glHint(GL_FOG_HINT, GL_NICEST);
glAlphaFunc(GL_GREATER, 0.5f);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
}

6
src/Graphics.h
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@ -16,10 +16,6 @@ typedef enum CompareFunc_ {
COMPARE_FUNC_LESS, COMPARE_FUNC_LESSEQUAL, COMPARE_FUNC_EQUAL,
COMPARE_FUNC_GREATEREQUAL, COMPARE_FUNC_GREATER
} CompareFunc;
typedef enum BlendFunc_ {
BLEND_FUNC_ZERO, BLEND_FUNC_ONE, BLEND_FUNC_SRC_ALPHA,
BLEND_FUNC_INV_SRC_ALPHA, BLEND_FUNC_DST_ALPHA, BLEND_FUNC_INV_DST_ALPHA
} BlendFunc;
typedef enum VertexFormat_ {
VERTEX_FORMAT_P3FC4B, VERTEX_FORMAT_P3FT2FC4B
@ -93,8 +89,6 @@ CC_API void Gfx_SetFaceCulling(bool enabled);
CC_API void Gfx_SetAlphaTest(bool enabled);
/* Sets whether existing and new pixels are blended together. */
CC_API void Gfx_SetAlphaBlending(bool enabled);
/* Sets in what way existing and new pixels are blended. */
CC_API void Gfx_SetAlphaBlendFunc(BlendFunc srcFunc, BlendFunc dstFunc);
/* Sets whether blending between the alpha components of texture and vertex colour is performed. */
CC_API void Gfx_SetAlphaArgBlend(bool enabled);