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@ -94,14 +94,27 @@ void RasterizerOpenGL::InitObjects() {
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// Create textures for OGL framebuffer that will be rendered to, initially 1x1 to succeed in framebuffer creation
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fb_color_texture.texture.Create();
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ReconfigureColorTexture(fb_color_texture, Pica::Regs::ColorFormat::RGBA8, 1, 1);
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state.texture_units[0].enabled_2d = true;
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state.texture_units[0].texture_2d = fb_color_texture.texture.handle;
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state.Apply();
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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state.texture_units[0].texture_2d = 0;
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state.Apply();
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fb_depth_texture.texture.Create();
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ReconfigureDepthTexture(fb_depth_texture, Pica::Regs::DepthFormat::D16, 1, 1);
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state.texture_units[0].enabled_2d = true;
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state.texture_units[0].texture_2d = fb_depth_texture.texture.handle;
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state.Apply();
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
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@ -110,14 +123,13 @@ void RasterizerOpenGL::InitObjects() {
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_COMPARE_FUNC, GL_LEQUAL);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_COMPARE_MODE, GL_NONE);
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state.texture_units[0].texture_2d = 0;
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state.Apply();
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// Configure OpenGL framebuffer
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framebuffer.Create();
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state.draw.framebuffer = framebuffer.handle;
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// Unbind texture to allow binding to framebuffer
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state.texture_units[0].enabled_2d = true;
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state.texture_units[0].texture_2d = 0;
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state.Apply();
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glActiveTexture(GL_TEXTURE0);
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@ -472,6 +484,9 @@ void RasterizerOpenGL::ReconfigureColorTexture(TextureInfo& texture, Pica::Regs:
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glActiveTexture(GL_TEXTURE0);
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glTexImage2D(GL_TEXTURE_2D, 0, internal_format, texture.width, texture.height, 0,
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texture.gl_format, texture.gl_type, nullptr);
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state.texture_units[0].texture_2d = 0;
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state.Apply();
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}
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void RasterizerOpenGL::ReconfigureDepthTexture(DepthTextureInfo& texture, Pica::Regs::DepthFormat format, u32 width, u32 height) {
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@ -513,6 +528,9 @@ void RasterizerOpenGL::ReconfigureDepthTexture(DepthTextureInfo& texture, Pica::
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glActiveTexture(GL_TEXTURE0);
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glTexImage2D(GL_TEXTURE_2D, 0, internal_format, texture.width, texture.height, 0,
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texture.gl_format, texture.gl_type, nullptr);
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state.texture_units[0].texture_2d = 0;
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state.Apply();
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}
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void RasterizerOpenGL::SyncFramebuffer() {
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@ -777,6 +795,9 @@ void RasterizerOpenGL::ReloadColorBuffer() {
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glActiveTexture(GL_TEXTURE0);
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glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, fb_color_texture.width, fb_color_texture.height,
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fb_color_texture.gl_format, fb_color_texture.gl_type, temp_fb_color_buffer.get());
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state.texture_units[0].texture_2d = 0;
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state.Apply();
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}
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void RasterizerOpenGL::ReloadDepthBuffer() {
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@ -828,6 +849,9 @@ void RasterizerOpenGL::ReloadDepthBuffer() {
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glActiveTexture(GL_TEXTURE0);
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glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, fb_depth_texture.width, fb_depth_texture.height,
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fb_depth_texture.gl_format, fb_depth_texture.gl_type, temp_fb_depth_buffer.get());
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state.texture_units[0].texture_2d = 0;
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state.Apply();
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}
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void RasterizerOpenGL::CommitColorBuffer() {
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@ -846,6 +870,9 @@ void RasterizerOpenGL::CommitColorBuffer() {
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glActiveTexture(GL_TEXTURE0);
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glGetTexImage(GL_TEXTURE_2D, 0, fb_color_texture.gl_format, fb_color_texture.gl_type, temp_gl_color_buffer.get());
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state.texture_units[0].texture_2d = 0;
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state.Apply();
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// Directly copy pixels. Internal OpenGL color formats are consistent so no conversion is necessary.
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for (int y = 0; y < fb_color_texture.height; ++y) {
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for (int x = 0; x < fb_color_texture.width; ++x) {
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@ -881,6 +908,9 @@ void RasterizerOpenGL::CommitDepthBuffer() {
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glActiveTexture(GL_TEXTURE0);
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glGetTexImage(GL_TEXTURE_2D, 0, fb_depth_texture.gl_format, fb_depth_texture.gl_type, temp_gl_depth_buffer.get());
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state.texture_units[0].texture_2d = 0;
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state.Apply();
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u8* temp_gl_depth_data = bytes_per_pixel == 3 ? (temp_gl_depth_buffer.get() + 1) : temp_gl_depth_buffer.get();
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if (fb_depth_texture.format == Pica::Regs::DepthFormat::D24S8) {
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