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path: root/drivers/gles2/rasterizer_storage_gles2.cpp
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Diffstat (limited to 'drivers/gles2/rasterizer_storage_gles2.cpp')
-rw-r--r--drivers/gles2/rasterizer_storage_gles2.cpp36
1 files changed, 32 insertions, 4 deletions
diff --git a/drivers/gles2/rasterizer_storage_gles2.cpp b/drivers/gles2/rasterizer_storage_gles2.cpp
index d709056709..7b5f193b2b 100644
--- a/drivers/gles2/rasterizer_storage_gles2.cpp
+++ b/drivers/gles2/rasterizer_storage_gles2.cpp
@@ -91,7 +91,7 @@ GLuint RasterizerStorageGLES2::system_fbo = 0;
//void *glRenderbufferStorageMultisampleAPPLE;
//void *glResolveMultisampleFramebufferAPPLE;
#define glRenderbufferStorageMultisample glRenderbufferStorageMultisampleAPPLE
-#else
+#elif ANDROID_ENABLED
#include <GLES2/gl2ext.h>
PFNGLRENDERBUFFERSTORAGEMULTISAMPLEEXTPROC glRenderbufferStorageMultisampleEXT;
@@ -4568,9 +4568,16 @@ void RasterizerStorageGLES2::instance_remove_dependency(RID p_base, RasterizerSc
void RasterizerStorageGLES2::_render_target_allocate(RenderTarget *rt) {
+ // do not allocate a render target with no size
if (rt->width <= 0 || rt->height <= 0)
return;
+ // do not allocate a render target that is attached to the screen
+ if (rt->flags[RENDER_TARGET_DIRECT_TO_SCREEN]) {
+ rt->fbo = RasterizerStorageGLES2::system_fbo;
+ return;
+ }
+
GLuint color_internal_format;
GLuint color_format;
GLuint color_type = GL_UNSIGNED_BYTE;
@@ -4712,7 +4719,7 @@ void RasterizerStorageGLES2::_render_target_allocate(RenderTarget *rt) {
glRenderbufferStorageMultisample(GL_RENDERBUFFER, msaa, color_internal_format, rt->width, rt->height);
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, rt->multisample_color);
-#else
+#elif ANDROID_ENABLED
// Render to a texture in android
glGenTextures(1, &rt->multisample_color);
glBindTexture(GL_TEXTURE_2D, rt->multisample_color);
@@ -4779,6 +4786,10 @@ void RasterizerStorageGLES2::_render_target_allocate(RenderTarget *rt) {
void RasterizerStorageGLES2::_render_target_clear(RenderTarget *rt) {
+ // there is nothing to clear when DIRECT_TO_SCREEN is used
+ if (rt->flags[RENDER_TARGET_DIRECT_TO_SCREEN])
+ return;
+
if (rt->fbo) {
glDeleteFramebuffers(1, &rt->fbo);
glDeleteTextures(1, &rt->color);
@@ -4873,6 +4884,15 @@ RID RasterizerStorageGLES2::render_target_create() {
return render_target_owner.make_rid(rt);
}
+void RasterizerStorageGLES2::render_target_set_position(RID p_render_target, int p_x, int p_y) {
+
+ RenderTarget *rt = render_target_owner.getornull(p_render_target);
+ ERR_FAIL_COND(!rt);
+
+ rt->x = p_x;
+ rt->y = p_y;
+}
+
void RasterizerStorageGLES2::render_target_set_size(RID p_render_target, int p_width, int p_height) {
RenderTarget *rt = render_target_owner.getornull(p_render_target);
@@ -5002,6 +5022,14 @@ void RasterizerStorageGLES2::render_target_set_flag(RID p_render_target, RenderT
RenderTarget *rt = render_target_owner.getornull(p_render_target);
ERR_FAIL_COND(!rt);
+ // When setting DIRECT_TO_SCREEN, you need to clear before the value is set, but allocate after as
+ // those functions change how they operate depending on the value of DIRECT_TO_SCREEN
+ if (p_flag == RENDER_TARGET_DIRECT_TO_SCREEN && p_value != rt->flags[RENDER_TARGET_DIRECT_TO_SCREEN]) {
+ _render_target_clear(rt);
+ rt->flags[p_flag] = p_value;
+ _render_target_allocate(rt);
+ }
+
rt->flags[p_flag] = p_value;
switch (p_flag) {
@@ -5574,11 +5602,11 @@ void RasterizerStorageGLES2::initialize() {
//Manually load extensions for android and ios
#ifdef IPHONE_ENABLED
-
+ // appears that IPhone doesn't need to dlopen TODO: test this rigorously before removing
//void *gles2_lib = dlopen(NULL, RTLD_LAZY);
//glRenderbufferStorageMultisampleAPPLE = dlsym(gles2_lib, "glRenderbufferStorageMultisampleAPPLE");
//glResolveMultisampleFramebufferAPPLE = dlsym(gles2_lib, "glResolveMultisampleFramebufferAPPLE");
-#else
+#elif ANDROID_ENABLED
void *gles2_lib = dlopen("libGLESv2.so", RTLD_LAZY);
glRenderbufferStorageMultisampleEXT = (PFNGLRENDERBUFFERSTORAGEMULTISAMPLEEXTPROC)dlsym(gles2_lib, "glRenderbufferStorageMultisampleEXT");