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Replaced glScissor and glViewport with gl_state functions

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korenkonder
2024-06-16 11:53:49 +03:00
parent d230255af6
commit 0ce40e326d
13 changed files with 135 additions and 59 deletions
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src/CRE/gl_state.cpp
+62
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@@ -335,9 +335,11 @@ void gl_state_get() {
glGetBooleanv(GL_MULTISAMPLE, &gl_state.multisample);
glGetBooleanv(GL_PRIMITIVE_RESTART, &gl_state.primitive_restart);
glGetIntegerv(GL_PRIMITIVE_RESTART_INDEX, (GLint*)&gl_state.primitive_restart_index);
glGetIntegerv(GL_SCISSOR_BOX, (GLint*)&gl_state.scissor_box);
glGetBooleanv(GL_SCISSOR_TEST, &gl_state.scissor_test);
glGetBooleanv(GL_STENCIL_TEST, &gl_state.stencil_test);
glGetIntegerv(GL_STENCIL_WRITEMASK, (GLint*)&gl_state.stencil_mask);
glGetIntegerv(GL_VIEWPORT, (GLint*)&gl_state.viewport);
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
gl_state.polygon_front_face_mode = GL_FILL;
@@ -361,6 +363,28 @@ GLuint gl_state_get_program() {
return gl_state.program;
}
gl_state_rect gl_state_get_scissor() {
return gl_state.scissor_box;
}
void gl_state_get_scissor(GLint& x, GLint& y, GLsizei& width, GLsizei& height) {
x = gl_state.scissor_box.x;
y = gl_state.scissor_box.y;
width = gl_state.scissor_box.width;
height = gl_state.scissor_box.height;
}
gl_state_rect gl_state_get_viewport() {
return gl_state.viewport;
}
void gl_state_get_viewport(GLint& x, GLint& y, GLsizei& width, GLsizei& height) {
x = gl_state.viewport.x;
y = gl_state.viewport.y;
width = gl_state.viewport.width;
height = gl_state.viewport.height;
}
void gl_state_set_blend_func(GLenum src, GLenum dst, bool force) {
if (force || gl_state.blend_src_rgb != src || gl_state.blend_dst_rgb != dst
|| gl_state.blend_src_alpha != GL_ONE || gl_state.blend_dst_alpha != GL_ONE_MINUS_SRC_ALPHA) {
@@ -473,6 +497,25 @@ void gl_state_set_primitive_restart_index(GLuint index, bool force) {
}
}
void gl_state_set_scissor(const gl_state_rect& rect, bool force) {
if (force || gl_state.scissor_box.x != rect.x || gl_state.scissor_box.y != rect.y
|| gl_state.scissor_box.width != rect.width || gl_state.scissor_box.height != rect.height) {
glScissor(rect.x, rect.y, rect.width, rect.height);
gl_state.scissor_box = rect;
}
}
void gl_state_set_scissor(GLint x, GLint y, GLsizei width, GLsizei height, bool force) {
if (force || gl_state.scissor_box.x != x || gl_state.scissor_box.y != y
|| gl_state.scissor_box.width != width || gl_state.scissor_box.height != height) {
glScissor(x, y, width, height);
gl_state.scissor_box.x = x;
gl_state.scissor_box.y = y;
gl_state.scissor_box.width = width;
gl_state.scissor_box.height = height;
}
}
void gl_state_set_stencil_mask(GLuint mask, bool force) {
if (force || gl_state.stencil_mask != mask) {
glStencilMask(mask);
@@ -480,6 +523,25 @@ void gl_state_set_stencil_mask(GLuint mask, bool force) {
}
}
void gl_state_set_viewport(const gl_state_rect& rect, bool force) {
if (force || gl_state.viewport.x != rect.x || gl_state.viewport.y != rect.y
|| gl_state.viewport.width != rect.width || gl_state.viewport.height != rect.height) {
glScissor(rect.x, rect.y, rect.width, rect.height);
gl_state.viewport = rect;
}
}
void gl_state_set_viewport(GLint x, GLint y, GLsizei width, GLsizei height, bool force) {
if (force || gl_state.viewport.x != x || gl_state.viewport.y != y
|| gl_state.viewport.width != width || gl_state.viewport.height != height) {
glViewport(x, y, width, height);
gl_state.viewport.x = x;
gl_state.viewport.y = y;
gl_state.viewport.width = width;
gl_state.viewport.height = height;
}
}
void gl_state_use_program(GLuint program, bool force) {
if (force || gl_state.program != program) {
glUseProgram(program);