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Code Issues Releases Wiki Activity

fixed a potential crash on resetGL

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This commit is contained in:
Zeno Rogue
2025-08-23 22:40:13 +02:00
parent dae3a00b67
commit bb3c80fb79
2 changed files with 28 additions and 18 deletions
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3
basegraph.cpp
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@@ -776,9 +776,12 @@ EX void resetGL() {
airbuf = nullptr;
}
#endif
compiled_programs.clear();
matched_programs.clear();
glhr::current_glprogram = nullptr;
glhr::flags_become(0);
check_cgi();
if(currentmap) cgi.require_shapes();
cgi.initPolyForGL();

43
glhr.cpp
View File

@@ -460,8 +460,8 @@ GLprogram::GLprogram(string vsh, string fsh) {
GLprogram::~GLprogram() {
glDeleteProgram(_program);
if(vertShader) glDeleteShader(vertShader), vertShader = 0;
if(fragShader) glDeleteShader(fragShader), fragShader = 0;
if(vertShader) glDeleteShader(vertShader);
if(fragShader) glDeleteShader(fragShader);
}
EX void set_index_sl(ld x) {
@@ -566,22 +566,12 @@ EX void colorClear(color_t color) {
glClearColor(part(color, 3) / 255.0, part(color, 2) / 255.0, part(color, 1) / 255.0, part(color, 0) / 255.0);
}
EX void full_enable(shared_ptr<GLprogram> p) {
auto& cur = current_glprogram;
flagtype oldflags = cur ? cur->shader_flags : 0;
if(p == cur) return;
if(!vid.usingGL) return;
cur = p;
GLERR("pre_switch_mode");
WITHSHADER({
if(detailed_shader) println(hlog, "\n*** ENABLING VERTEX SHADER:\n", cur->_vsh, "\n\nENABLING FRAGMENT SHADER:\n", cur->_fsh, "\n");
glUseProgram(cur->_program);
GLERR("after_enable");
}, {
});
reset_projection();
flagtype newflags = cur->shader_flags;
tie(oldflags, newflags) = make_pair(oldflags & ~newflags, newflags & ~oldflags);
EX flagtype cur_shader_flags;
EX void flags_become(flagtype f) {
flagtype oldflags = cur_shader_flags & ~f;
flagtype newflags = f & ~cur_shader_flags;
cur_shader_flags = f;
if(newflags & GF_TEXTURE) {
GLERR("xsm");
@@ -651,6 +641,23 @@ EX void full_enable(shared_ptr<GLprogram> p) {
if(oldflags & GF_LIGHTFOG) {
WITHSHADER({}, {glDisable(GL_FOG);})
}
}
EX void full_enable(shared_ptr<GLprogram> p) {
auto& cur = current_glprogram;
if(p == cur) return;
if(!vid.usingGL) return;
cur = p;
GLERR("pre_switch_mode");
WITHSHADER({
if(detailed_shader) println(hlog, "\n*** ENABLING VERTEX SHADER:\n", cur->_vsh, "\n\nENABLING FRAGMENT SHADER:\n", cur->_fsh, "\n");
glUseProgram(cur->_program);
GLERR("after_enable");
}, {
});
reset_projection();
flags_become(cur->shader_flags);
WITHSHADER({
glUniform1f(cur->uFogBase, 1); fogbase = 1;
}, {})