Iago Toral

Ourense (Spain)

Iago has been a member of Igalia since 2003 and became a partner of the company in 2006.

Latest Updates

Iago Toral 07/05/2018

Intel Mesa Vulkan driver now supports shaderInt16

The Vulkan specification includes a number of optional features that drivers may or may not support, as described in chapter 30.1 Features. Application developers can query the driver for supported features via vkGetPhysicalDeviceFeatures() and then...

Iago Toral 17/04/2018

Frame analysis of a rendering of the Sponza model

For some time now I have been working on a personal project to render the well known Sponza model provided by Crytek using Vulkan. Here is a picture of the current (still a work-in-progress) result: Sponza rendering This screenshot was … Continue...

Iago Toral 20/03/2018

Improving shader performance with Vulkan’s specialization constants

For some time now I have been working on and off on a personal project with no other purpose than toying a bit with Vulkan and some rendering and shading techniques. Although I’ll probably write about that at some point, … Continue reading...

Iago Toral 12/03/2018

Intel Mesa driver for Linux is now Vulkan 1.1 conformant

It was only a few weeks ago when I posted that the Intel Mesa driver had successfully passed the Khronos OpenGL 4.6 conformance on day one, and now I am very proud that we can announce the same for the … Continue reading →

Iago Toral 01/02/2018

Intel Mesa driver for Linux is now OpenGL 4.6 conformant

Khronos has recently announced the conformance program for OpenGL 4.6 and I am very happy to say that Intel has submitted successful conformance applications for various of its GPU models for the Mesa Linux driver. For specifics on the conformant …...


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glsl: fix emit_inline_matrix_constructor for doubles

Specifically, for the case where we initialize a dmat with a source matrix that has fewer columns/rows. Reviewed-by: Kenneth Graunke

Iago Toral19/02/2016

Revert "nir/copy_propagate: do not copy-propagate MOV srcs with source modifiers"

The change proposed in the review leads to piglit regressions because is_move() is used in other places and relies on the checks for source modifiers to be there. Revert this until we agree on a better solution.

Iago Toral13/11/2015