From 009e34f08af52478148984bbf740784f3b068151 Mon Sep 17 00:00:00 2001 From: Subv Date: Tue, 21 Jul 2015 16:26:09 -0500 Subject: GPU: Added registers for min and mag texture filters and implemented them in the hw renderer. --- .../renderer_opengl/gl_rasterizer_cache.cpp | 5 ++-- src/video_core/renderer_opengl/pica_to_gl.h | 27 ++++++++++++++++++++++ 2 files changed, 29 insertions(+), 3 deletions(-) (limited to 'src/video_core/renderer_opengl') diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp index 2e4110a8..0e4f8e1e 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp @@ -31,9 +31,8 @@ void RasterizerCacheOpenGL::LoadAndBindTexture(OpenGLState &state, unsigned text state.texture_units[texture_unit].texture_2d = new_texture->texture.handle; state.Apply(); - // TODO: Need to choose filters that correspond to PICA once register is declared - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, PicaToGL::TextureFilterMode(config.config.mag_filter)); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, PicaToGL::TextureFilterMode(config.config.min_filter)); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, PicaToGL::WrapMode(config.config.wrap_s)); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, PicaToGL::WrapMode(config.config.wrap_t)); diff --git a/src/video_core/renderer_opengl/pica_to_gl.h b/src/video_core/renderer_opengl/pica_to_gl.h index 73f63c55..3b562da8 100644 --- a/src/video_core/renderer_opengl/pica_to_gl.h +++ b/src/video_core/renderer_opengl/pica_to_gl.h @@ -12,6 +12,33 @@ namespace PicaToGL { +inline GLenum TextureFilterMode(Pica::Regs::TextureConfig::TextureFilter mode) { + static const GLenum filter_mode_table[] = { + GL_NEAREST, // TextureFilter::Nearest + GL_LINEAR // TextureFilter::Linear + }; + + // Range check table for input + if (mode >= ARRAY_SIZE(filter_mode_table)) { + LOG_CRITICAL(Render_OpenGL, "Unknown texture filtering mode %d", mode); + UNREACHABLE(); + + return GL_LINEAR; + } + + GLenum gl_mode = filter_mode_table[mode]; + + // Check for dummy values indicating an unknown mode + if (gl_mode == 0) { + LOG_CRITICAL(Render_OpenGL, "Unknown texture filtering mode %d", mode); + UNIMPLEMENTED(); + + return GL_LINEAR; + } + + return gl_mode; +} + inline GLenum WrapMode(Pica::Regs::TextureConfig::WrapMode mode) { static const GLenum wrap_mode_table[] = { GL_CLAMP_TO_EDGE, // WrapMode::ClampToEdge -- cgit v1.2.3