From e4b2356c07d31fbeeabb13b2fb47db703b473080 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Wed, 4 May 2005 20:11:35 +0000 Subject: Major check-in of changes for GL_EXT_framebuffer_object extension. Main driver impacts: - new code for creating the Mesa GLframebuffer - new span/pixel read/write code Some drivers not yet updated/tested. --- src/mesa/drivers/dri/trident/trident_context.c | 74 ++++++++++++++++++++++++-- src/mesa/drivers/dri/trident/trident_context.h | 10 ++++ src/mesa/drivers/dri/trident/trident_dd.c | 3 +- src/mesa/drivers/dri/trident/trident_state.c | 15 +++--- 4 files changed, 90 insertions(+), 12 deletions(-) (limited to 'src/mesa/drivers/dri/trident') diff --git a/src/mesa/drivers/dri/trident/trident_context.c b/src/mesa/drivers/dri/trident/trident_context.c index cbf2d1df56..744f384c62 100644 --- a/src/mesa/drivers/dri/trident/trident_context.c +++ b/src/mesa/drivers/dri/trident/trident_context.c @@ -39,11 +39,14 @@ #include "simple_list.h" #include "matrix.h" #include "extensions.h" +#include "framebuffer.h" +#include "renderbuffer.h" #if defined(USE_X86_ASM) #include "x86/common_x86_asm.h" #endif #include "simple_list.h" #include "mm.h" +#include "drirenderbuffer.h" #include "drivers/common/driverfuncs.h" #include "dri_util.h" @@ -197,10 +200,13 @@ tridentCreateBuffer( __DRIscreenPrivate *driScrnPriv, const __GLcontextModes *mesaVis, GLboolean isPixmap ) { + tridentScreenPtr screen = (tridentScreenPtr) driScrnPriv->private; + if (isPixmap) { return GL_FALSE; /* not implemented */ } else { +#if 0 driDrawPriv->driverPrivate = (void *) _mesa_create_framebuffer(mesaVis, GL_FALSE, /* software depth buffer? */ @@ -208,6 +214,66 @@ tridentCreateBuffer( __DRIscreenPrivate *driScrnPriv, mesaVis->accumRedBits > 0, mesaVis->alphaBits > 0 ); +#else + struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis); + + { + driRenderbuffer *frontRb + = driNewRenderbuffer(GL_RGBA, screen->cpp, + screen->frontOffset, screen->frontPitch); + /* + tridentSetSpanFunctions(frontRb, mesaVis); + */ + _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base); + } + + if (mesaVis->doubleBufferMode) { + driRenderbuffer *backRb + = driNewRenderbuffer(GL_RGBA, screen->cpp, + screen->backOffset, screen->backPitch); + /* + tridentSetSpanFunctions(backRb, mesaVis); + */ + _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base); + } + + if (mesaVis->depthBits == 16) { + driRenderbuffer *depthRb + = driNewRenderbuffer(GL_DEPTH_COMPONENT16, screen->cpp, + screen->depthOffset, screen->depthPitch); + /* + tridentSetSpanFunctions(depthRb, mesaVis); + */ + _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); + } + else if (mesaVis->depthBits == 24) { + driRenderbuffer *depthRb + = driNewRenderbuffer(GL_DEPTH_COMPONENT24, screen->cpp, + screen->depthOffset, screen->depthPitch); + /* + tridentSetSpanFunctions(depthRb, mesaVis); + */ + _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); + } + + /* no h/w stencil? + if (mesaVis->stencilBits > 0 && !swStencil) { + driRenderbuffer *stencilRb + = driNewRenderbuffer(GL_STENCIL_INDEX8_EXT); + tridentSetSpanFunctions(stencilRb, mesaVis); + _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &stencilRb->Base); + } + */ + + _mesa_add_soft_renderbuffers(fb, + GL_FALSE, /* color */ + GL_FALSE, /* depth */ + mesaVis->stencilBits > 0, + mesaVis->accumRedBits > 0, + GL_FALSE, /* alpha */ + GL_FALSE /* aux */); + driDrawPriv->driverPrivate = (void *) fb; +#endif return (driDrawPriv->driverPrivate != NULL); } } @@ -265,16 +331,16 @@ tridentMakeCurrent(__DRIcontextPrivate *driContextPriv, newCtx->drawOffset = newCtx->tridentScreen->backOffset; newCtx->drawPitch = newCtx->tridentScreen->backPitch; - _mesa_make_current2( newCtx->glCtx, - (GLframebuffer *) driDrawPriv->driverPrivate, - (GLframebuffer *) driReadPriv->driverPrivate ); + _mesa_make_current( newCtx->glCtx, + (GLframebuffer *) driDrawPriv->driverPrivate, + (GLframebuffer *) driReadPriv->driverPrivate ); if (!newCtx->glCtx->Viewport.Width) { _mesa_set_viewport(newCtx->glCtx, 0, 0, driDrawPriv->w, driDrawPriv->h); } } else { - _mesa_make_current( 0, 0 ); + _mesa_make_current( NULL, NULL, NULL ); } return GL_TRUE; } diff --git a/src/mesa/drivers/dri/trident/trident_context.h b/src/mesa/drivers/dri/trident/trident_context.h index 74a3acb2ce..7ebb5f2049 100644 --- a/src/mesa/drivers/dri/trident/trident_context.h +++ b/src/mesa/drivers/dri/trident/trident_context.h @@ -117,6 +117,16 @@ typedef struct { tridentRegionRec mmio; } tridentScreenRec, *tridentScreenPtr; +/** + * tridentRenderbuffer, derived from Mesa's gl_renderbuffer + */ +typedef struct { + struct gl_renderbuffer Base; + /* XXX per-window info should go here */ + int foo, bar; +} tridentRenderbuffer; + + struct trident_context { GLcontext *glCtx; /* Mesa context */ diff --git a/src/mesa/drivers/dri/trident/trident_dd.c b/src/mesa/drivers/dri/trident/trident_dd.c index 390e6d8e41..8c3af20016 100644 --- a/src/mesa/drivers/dri/trident/trident_dd.c +++ b/src/mesa/drivers/dri/trident/trident_dd.c @@ -32,6 +32,7 @@ #include "swrast/swrast.h" #include "context.h" +#include "framebuffer.h" #define TRIDENT_DATE "20041223" @@ -115,7 +116,7 @@ void tridentDDInitDriverFuncs( GLcontext *ctx ) ctx->Driver.CopyPixels = _swrast_CopyPixels; ctx->Driver.DrawPixels = _swrast_DrawPixels; ctx->Driver.ReadPixels = _swrast_ReadPixels; - ctx->Driver.ResizeBuffers = _swrast_alloc_buffers; + ctx->Driver.ResizeBuffers = _mesa_resize_framebuffer; /* Swrast hooks for imaging extensions: */ diff --git a/src/mesa/drivers/dri/trident/trident_state.c b/src/mesa/drivers/dri/trident/trident_state.c index 2b9323f991..76b2a8ef3c 100644 --- a/src/mesa/drivers/dri/trident/trident_state.c +++ b/src/mesa/drivers/dri/trident/trident_state.c @@ -30,6 +30,7 @@ #include "swrast/swrast.h" #include "swrast_setup/swrast_setup.h" #include "tnl/tnl.h" +#include "framebuffer.h" #define TRIDENTPACKCOLOR332(r, g, b) \ (((r) & 0xe0) | (((g) & 0xe0) >> 3) | (((b) & 0xc0) >> 6)) @@ -165,19 +166,19 @@ static void tridentDDClear( GLcontext *ctx, GLbitfield mask, GLboolean all, if ( tmesa->new_state ) tridentDDUpdateHWState( ctx ); - if ( mask & DD_FRONT_LEFT_BIT ) { + if ( mask & BUFFER_BIT_FRONT_LEFT ) { flags |= DRM_TRIDENT_FRONT; - mask &= ~DD_FRONT_LEFT_BIT; + mask &= ~BUFFER_BIT_FRONT_LEFT; } - if ( mask & DD_BACK_LEFT_BIT ) { + if ( mask & BUFFER_BIT_BACK_LEFT ) { flags |= DRM_TRIDENT_BACK; - mask &= ~DD_BACK_LEFT_BIT; + mask &= ~BUFFER_BIT_BACK_LEFT; } - if ( ( mask & DD_DEPTH_BIT ) && ctx->Depth.Mask ) { + if ( ( mask & BUFFER_BIT_DEPTH ) && ctx->Depth.Mask ) { flags |= DRM_TRIDENT_DEPTH; - mask &= ~DD_DEPTH_BIT; + mask &= ~BUFFER_BIT_DEPTH; } LOCK_HARDWARE(tmesa); @@ -543,7 +544,7 @@ void tridentDDInitStateFuncs( GLcontext *ctx ) ctx->Driver.CopyPixels = _swrast_CopyPixels; ctx->Driver.DrawPixels = _swrast_DrawPixels; ctx->Driver.ReadPixels = _swrast_ReadPixels; - ctx->Driver.ResizeBuffers = _swrast_alloc_buffers; + ctx->Driver.ResizeBuffers = _mesa_resize_framebuffer; /* Swrast hooks for imaging extensions: */ -- cgit v1.2.3