thirdparty/scummvm
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TINYGL: Added stencil buffer implementation

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This commit is contained in:
Paweł Kołodziejski 2021-12-09 21:10:53 +01:00
parent da3c4bacd5
commit 6a591146c8
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GPG key ID: 0BDADC9E74440FF7
22 changed files with 572 additions and 195 deletions
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41
graphics/tinygl/api.cpp
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@ -199,6 +199,15 @@ void tglDepthMask(int enableWrite) {
c->gl_add_op(p);
}
void tglStencilMask(TGLuint mask) {
TinyGL::GLContext *c = TinyGL::gl_get_context();
TinyGL::GLParam p[2];
p[0].op = TinyGL::OP_StencilMask;
p[1].i = mask;
c->gl_add_op(p);
}
void tglBlendFunc(TGLenum sfactor, TGLenum dfactor) {
TinyGL::GLContext *c = TinyGL::gl_get_context();
TinyGL::GLParam p[3];
@ -230,6 +239,28 @@ void tglDepthFunc(TGLenum func) {
c->gl_add_op(p);
}
void tglStencilFunc(TGLenum func, TGLint ref, TGLuint mask) {
TinyGL::GLContext *c = TinyGL::gl_get_context();
TinyGL::GLParam p[4];
p[0].op = TinyGL::OP_StencilFunc;
p[1].i = func;
p[2].i = ref;
p[3].i = mask;
c->gl_add_op(p);
}
void tglStencilOp(TGLenum sfail, TGLenum dpfail, TGLenum dppass) {
TinyGL::GLContext *c = TinyGL::gl_get_context();
TinyGL::GLParam p[4];
p[0].op = TinyGL::OP_StencilOp;
p[1].i = sfail;
p[2].i = dpfail;
p[3].i = dppass;
c->gl_add_op(p);
}
void tglPolygonMode(int face, int mode) {
TinyGL::GLContext *c = TinyGL::gl_get_context();
TinyGL::GLParam p[3];
@ -569,6 +600,16 @@ void tglClearDepth(double depth) {
c->gl_add_op(p);
}
void tglClearStencil(TGLint s) {
TinyGL::GLContext *c = TinyGL::gl_get_context();
TinyGL::GLParam p[2];
p[0].op = TinyGL::OP_ClearStencil;
p[1].i = s;
c->gl_add_op(p);
}
// textures
void tglTexImage2D(int target, int level, int components, int width, int height, int border, int format, int type, void *pixels) {